Home / 39,737.91-59,615.51-12,038.07

Finding the Fourth Proportional to 39,737.91, 59,615.51 and 12,038.07

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Solution

The fourth proportional to 39,737.91, 59,615.51 and 12,038.07 is: 18,059.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,737.91 : 59,615.51 = 12,038.07 : x
  2. Step 2: Convert to fraction form
    39,737.91/59,615.51 = 12,038.07/x
  3. Step 3: Cross multiply
    39,737.91x = 59,615.51 × 12,038.07
  4. Step 4: Simplify right side
    39,737.91x = 717,655,622.28
  5. Step 5: Solve for x
    x = 717,655,622.28/39,737.91
  6. Step 6: Final answer
    x = 18,059.72

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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.