Home / 30,650.88-45,966.28-9,869.52

Finding the Fourth Proportional to 30,650.88, 45,966.28 and 9,869.52

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Solution

The fourth proportional to 30,650.88, 45,966.28 and 9,869.52 is: 14,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,650.88 : 45,966.28 = 9,869.52 : x
  2. Step 2: Convert to fraction form
    30,650.88/45,966.28 = 9,869.52/x
  3. Step 3: Cross multiply
    30,650.88x = 45,966.28 × 9,869.52
  4. Step 4: Simplify right side
    30,650.88x = 453,665,119.79
  5. Step 5: Solve for x
    x = 453,665,119.79/30,650.88
  6. Step 6: Final answer
    x = 14,801.05

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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.