Home / 59,639.30-82,310.02-38,480.12

Finding the Fourth Proportional to 59,639.30, 82,310.02 and 38,480.12

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Solution

The fourth proportional to 59,639.30, 82,310.02 and 38,480.12 is: 53,107.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,639.30 : 82,310.02 = 38,480.12 : x
  2. Step 2: Convert to fraction form
    59,639.30/82,310.02 = 38,480.12/x
  3. Step 3: Cross multiply
    59,639.30x = 82,310.02 × 38,480.12
  4. Step 4: Simplify right side
    59,639.30x = 3,167,299,446.80
  5. Step 5: Solve for x
    x = 3,167,299,446.80/59,639.30
  6. Step 6: Final answer
    x = 53,107.59

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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.