Home / 24,989.81-34,486.07-13,659.32

Finding the Fourth Proportional to 24,989.81, 34,486.07 and 13,659.32

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Solution

The fourth proportional to 24,989.81, 34,486.07 and 13,659.32 is: 18,849.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,989.81 : 34,486.07 = 13,659.32 : x
  2. Step 2: Convert to fraction form
    24,989.81/34,486.07 = 13,659.32/x
  3. Step 3: Cross multiply
    24,989.81x = 34,486.07 × 13,659.32
  4. Step 4: Simplify right side
    24,989.81x = 471,056,024.95
  5. Step 5: Solve for x
    x = 471,056,024.95/24,989.81
  6. Step 6: Final answer
    x = 18,849.93

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Double scale
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Similar ratio
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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.