Home / 11,572.61-15,955.28-9,445.95

Finding the Fourth Proportional to 11,572.61, 15,955.28 and 9,445.95

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Solution

The fourth proportional to 11,572.61, 15,955.28 and 9,445.95 is: 13,023.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.61 : 15,955.28 = 9,445.95 : x
  2. Step 2: Convert to fraction form
    11,572.61/15,955.28 = 9,445.95/x
  3. Step 3: Cross multiply
    11,572.61x = 15,955.28 × 9,445.95
  4. Step 4: Simplify right side
    11,572.61x = 150,712,765.31
  5. Step 5: Solve for x
    x = 150,712,765.31/11,572.61
  6. Step 6: Final answer
    x = 13,023.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.