Home / 30,200.24-45,305.92-9,938.14

Finding the Fourth Proportional to 30,200.24, 45,305.92 and 9,938.14

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Solution

The fourth proportional to 30,200.24, 45,305.92 and 9,938.14 is: 14,909.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,200.24 : 45,305.92 = 9,938.14 : x
  2. Step 2: Convert to fraction form
    30,200.24/45,305.92 = 9,938.14/x
  3. Step 3: Cross multiply
    30,200.24x = 45,305.92 × 9,938.14
  4. Step 4: Simplify right side
    30,200.24x = 450,256,575.79
  5. Step 5: Solve for x
    x = 450,256,575.79/30,200.24
  6. Step 6: Final answer
    x = 14,909.04

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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.