Home / 30,432.29-45,650.49-9,371.03

Finding the Fourth Proportional to 30,432.29, 45,650.49 and 9,371.03

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Solution

The fourth proportional to 30,432.29, 45,650.49 and 9,371.03 is: 14,057.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,432.29 : 45,650.49 = 9,371.03 : x
  2. Step 2: Convert to fraction form
    30,432.29/45,650.49 = 9,371.03/x
  3. Step 3: Cross multiply
    30,432.29x = 45,650.49 × 9,371.03
  4. Step 4: Simplify right side
    30,432.29x = 427,791,883.05
  5. Step 5: Solve for x
    x = 427,791,883.05/30,432.29
  6. Step 6: Final answer
    x = 14,057.17

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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.