Home / 19,010.22-26,236.35-10,625.10

Finding the Fourth Proportional to 19,010.22, 26,236.35 and 10,625.10

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Solution

The fourth proportional to 19,010.22, 26,236.35 and 10,625.10 is: 14,663.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,010.22 : 26,236.35 = 10,625.10 : x
  2. Step 2: Convert to fraction form
    19,010.22/26,236.35 = 10,625.10/x
  3. Step 3: Cross multiply
    19,010.22x = 26,236.35 × 10,625.10
  4. Step 4: Simplify right side
    19,010.22x = 278,763,842.39
  5. Step 5: Solve for x
    x = 278,763,842.39/19,010.22
  6. Step 6: Final answer
    x = 14,663.89

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Half scale
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Double scale
Find fourth proportional to 19,011.22, 26,237.73 and 10,626.10
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.