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Finding the Fourth Proportional to 32,139.01, 48,228.43 and 15,500.71

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Solution

The fourth proportional to 32,139.01, 48,228.43 and 15,500.71 is: 23,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,139.01 : 48,228.43 = 15,500.71 : x
  2. Step 2: Convert to fraction form
    32,139.01/48,228.43 = 15,500.71/x
  3. Step 3: Cross multiply
    32,139.01x = 48,228.43 × 15,500.71
  4. Step 4: Simplify right side
    32,139.01x = 747,574,747.86
  5. Step 5: Solve for x
    x = 747,574,747.86/32,139.01
  6. Step 6: Final answer
    x = 23,260.67

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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.