Home / 39,516.18-59,281.58-12,505.32

Finding the Fourth Proportional to 39,516.18, 59,281.58 and 12,505.32

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Solution

The fourth proportional to 39,516.18, 59,281.58 and 12,505.32 is: 18,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,516.18 : 59,281.58 = 12,505.32 : x
  2. Step 2: Convert to fraction form
    39,516.18/59,281.58 = 12,505.32/x
  3. Step 3: Cross multiply
    39,516.18x = 59,281.58 × 12,505.32
  4. Step 4: Simplify right side
    39,516.18x = 741,335,088.93
  5. Step 5: Solve for x
    x = 741,335,088.93/39,516.18
  6. Step 6: Final answer
    x = 18,760.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.