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Finding the Fourth Proportional to 30,371.62, 45,559.05 and 9,593.50

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Solution

The fourth proportional to 30,371.62, 45,559.05 and 9,593.50 is: 14,390.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,371.62 : 45,559.05 = 9,593.50 : x
  2. Step 2: Convert to fraction form
    30,371.62/45,559.05 = 9,593.50/x
  3. Step 3: Cross multiply
    30,371.62x = 45,559.05 × 9,593.50
  4. Step 4: Simplify right side
    30,371.62x = 437,070,746.18
  5. Step 5: Solve for x
    x = 437,070,746.18/30,371.62
  6. Step 6: Final answer
    x = 14,390.76

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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.