Home / 32,122.20-48,186.90-9,935.40

Finding the Fourth Proportional to 32,122.20, 48,186.90 and 9,935.40

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Solution

The fourth proportional to 32,122.20, 48,186.90 and 9,935.40 is: 14,904.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,122.20 : 48,186.90 = 9,935.40 : x
  2. Step 2: Convert to fraction form
    32,122.20/48,186.90 = 9,935.40/x
  3. Step 3: Cross multiply
    32,122.20x = 48,186.90 × 9,935.40
  4. Step 4: Simplify right side
    32,122.20x = 478,756,126.26
  5. Step 5: Solve for x
    x = 478,756,126.26/32,122.20
  6. Step 6: Final answer
    x = 14,904.21

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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.