Home / 32,175.28-48,269.80-9,988.16

Finding the Fourth Proportional to 32,175.28, 48,269.80 and 9,988.16

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Solution

The fourth proportional to 32,175.28, 48,269.80 and 9,988.16 is: 14,984.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,175.28 : 48,269.80 = 9,988.16 : x
  2. Step 2: Convert to fraction form
    32,175.28/48,269.80 = 9,988.16/x
  3. Step 3: Cross multiply
    32,175.28x = 48,269.80 × 9,988.16
  4. Step 4: Simplify right side
    32,175.28x = 482,126,485.57
  5. Step 5: Solve for x
    x = 482,126,485.57/32,175.28
  6. Step 6: Final answer
    x = 14,984.38

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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.