Home / 39,531.50-59,292.86-9,949.32

Finding the Fourth Proportional to 39,531.50, 59,292.86 and 9,949.32

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Solution

The fourth proportional to 39,531.50, 59,292.86 and 9,949.32 is: 14,922.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.50 : 59,292.86 = 9,949.32 : x
  2. Step 2: Convert to fraction form
    39,531.50/59,292.86 = 9,949.32/x
  3. Step 3: Cross multiply
    39,531.50x = 59,292.86 × 9,949.32
  4. Step 4: Simplify right side
    39,531.50x = 589,923,637.86
  5. Step 5: Solve for x
    x = 589,923,637.86/39,531.50
  6. Step 6: Final answer
    x = 14,922.88

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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.