Home / 30,532.45-45,805.21-9,472.04

Finding the Fourth Proportional to 30,532.45, 45,805.21 and 9,472.04

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Solution

The fourth proportional to 30,532.45, 45,805.21 and 9,472.04 is: 14,210.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,532.45 : 45,805.21 = 9,472.04 : x
  2. Step 2: Convert to fraction form
    30,532.45/45,805.21 = 9,472.04/x
  3. Step 3: Cross multiply
    30,532.45x = 45,805.21 × 9,472.04
  4. Step 4: Simplify right side
    30,532.45x = 433,868,781.33
  5. Step 5: Solve for x
    x = 433,868,781.33/30,532.45
  6. Step 6: Final answer
    x = 14,210.09

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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.