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Finding the Fourth Proportional to 30,600.59, 45,863.98 and 15,801.44

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Solution

The fourth proportional to 30,600.59, 45,863.98 and 15,801.44 is: 23,683.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,600.59 : 45,863.98 = 15,801.44 : x
  2. Step 2: Convert to fraction form
    30,600.59/45,863.98 = 15,801.44/x
  3. Step 3: Cross multiply
    30,600.59x = 45,863.98 × 15,801.44
  4. Step 4: Simplify right side
    30,600.59x = 724,716,849.12
  5. Step 5: Solve for x
    x = 724,716,849.12/30,600.59
  6. Step 6: Final answer
    x = 23,683.10

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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.