Home / 42,813.74-59,102.79-24,902.21

Finding the Fourth Proportional to 42,813.74, 59,102.79 and 24,902.21

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Solution

The fourth proportional to 42,813.74, 59,102.79 and 24,902.21 is: 34,376.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,813.74 : 59,102.79 = 24,902.21 : x
  2. Step 2: Convert to fraction form
    42,813.74/59,102.79 = 24,902.21/x
  3. Step 3: Cross multiply
    42,813.74x = 59,102.79 × 24,902.21
  4. Step 4: Simplify right side
    42,813.74x = 1,471,790,088.17
  5. Step 5: Solve for x
    x = 1,471,790,088.17/42,813.74
  6. Step 6: Final answer
    x = 34,376.58

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Double scale
Find fourth proportional to 42,814.74, 59,104.17 and 24,903.21
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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.