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Finding the Fourth Proportional to 32,391.61, 48,593.95 and 13,671.67

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Solution

The fourth proportional to 32,391.61, 48,593.95 and 13,671.67 is: 20,510.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,391.61 : 48,593.95 = 13,671.67 : x
  2. Step 2: Convert to fraction form
    32,391.61/48,593.95 = 13,671.67/x
  3. Step 3: Cross multiply
    32,391.61x = 48,593.95 × 13,671.67
  4. Step 4: Simplify right side
    32,391.61x = 664,360,448.40
  5. Step 5: Solve for x
    x = 664,360,448.40/32,391.61
  6. Step 6: Final answer
    x = 20,510.26

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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.