Home / 26,189.54-36,142.33-14,253.65

Finding the Fourth Proportional to 26,189.54, 36,142.33 and 14,253.65

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Solution

The fourth proportional to 26,189.54, 36,142.33 and 14,253.65 is: 19,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,189.54 : 36,142.33 = 14,253.65 : x
  2. Step 2: Convert to fraction form
    26,189.54/36,142.33 = 14,253.65/x
  3. Step 3: Cross multiply
    26,189.54x = 36,142.33 × 14,253.65
  4. Step 4: Simplify right side
    26,189.54x = 515,159,905.66
  5. Step 5: Solve for x
    x = 515,159,905.66/26,189.54
  6. Step 6: Final answer
    x = 19,670.45

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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.