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Finding the Fourth Proportional to 32,412.38, 48,626.78 and 9,038.81

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Solution

The fourth proportional to 32,412.38, 48,626.78 and 9,038.81 is: 13,560.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412.38 : 48,626.78 = 9,038.81 : x
  2. Step 2: Convert to fraction form
    32,412.38/48,626.78 = 9,038.81/x
  3. Step 3: Cross multiply
    32,412.38x = 48,626.78 × 9,038.81
  4. Step 4: Simplify right side
    32,412.38x = 439,528,301.70
  5. Step 5: Solve for x
    x = 439,528,301.70/32,412.38
  6. Step 6: Final answer
    x = 13,560.51

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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.