Home / 39,280.08-58,917.92-9,697.76

Finding the Fourth Proportional to 39,280.08, 58,917.92 and 9,697.76

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Solution

The fourth proportional to 39,280.08, 58,917.92 and 9,697.76 is: 14,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,280.08 : 58,917.92 = 9,697.76 : x
  2. Step 2: Convert to fraction form
    39,280.08/58,917.92 = 9,697.76/x
  3. Step 3: Cross multiply
    39,280.08x = 58,917.92 × 9,697.76
  4. Step 4: Simplify right side
    39,280.08x = 571,371,847.86
  5. Step 5: Solve for x
    x = 571,371,847.86/39,280.08
  6. Step 6: Final answer
    x = 14,546.10

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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.