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Finding the Fourth Proportional to 32,039.16, 48,069.04 and 15,400.40

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Solution

The fourth proportional to 32,039.16, 48,069.04 and 15,400.40 is: 23,105.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,039.16 : 48,069.04 = 15,400.40 : x
  2. Step 2: Convert to fraction form
    32,039.16/48,069.04 = 15,400.40/x
  3. Step 3: Cross multiply
    32,039.16x = 48,069.04 × 15,400.40
  4. Step 4: Simplify right side
    32,039.16x = 740,282,443.62
  5. Step 5: Solve for x
    x = 740,282,443.62/32,039.16
  6. Step 6: Final answer
    x = 23,105.55

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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.