Home / 39,520.48-59,280.72-15,838.76

Finding the Fourth Proportional to 39,520.48, 59,280.72 and 15,838.76

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Solution

The fourth proportional to 39,520.48, 59,280.72 and 15,838.76 is: 23,758.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,520.48 : 59,280.72 = 15,838.76 : x
  2. Step 2: Convert to fraction form
    39,520.48/59,280.72 = 15,838.76/x
  3. Step 3: Cross multiply
    39,520.48x = 59,280.72 × 15,838.76
  4. Step 4: Simplify right side
    39,520.48x = 938,933,096.71
  5. Step 5: Solve for x
    x = 938,933,096.71/39,520.48
  6. Step 6: Final answer
    x = 23,758.14

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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.