Home / 39,081.12-58,621.20-9,498.92

Finding the Fourth Proportional to 39,081.12, 58,621.20 and 9,498.92

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Solution

The fourth proportional to 39,081.12, 58,621.20 and 9,498.92 is: 14,248.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,081.12 : 58,621.20 = 9,498.92 : x
  2. Step 2: Convert to fraction form
    39,081.12/58,621.20 = 9,498.92/x
  3. Step 3: Cross multiply
    39,081.12x = 58,621.20 × 9,498.92
  4. Step 4: Simplify right side
    39,081.12x = 556,838,089.10
  5. Step 5: Solve for x
    x = 556,838,089.10/39,081.12
  6. Step 6: Final answer
    x = 14,248.26

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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.