Home / 18,237.02-25,166.76-10,279.10

Finding the Fourth Proportional to 18,237.02, 25,166.76 and 10,279.10

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Solution

The fourth proportional to 18,237.02, 25,166.76 and 10,279.10 is: 14,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,237.02 : 25,166.76 = 10,279.10 : x
  2. Step 2: Convert to fraction form
    18,237.02/25,166.76 = 10,279.10/x
  3. Step 3: Cross multiply
    18,237.02x = 25,166.76 × 10,279.10
  4. Step 4: Simplify right side
    18,237.02x = 258,691,642.72
  5. Step 5: Solve for x
    x = 258,691,642.72/18,237.02
  6. Step 6: Final answer
    x = 14,184.97

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Half scale
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Double scale
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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.