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Finding the Fourth Proportional to 15,220.18, 22,797.06 and 9,359.02

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Solution

The fourth proportional to 15,220.18, 22,797.06 and 9,359.02 is: 14,018.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,220.18 : 22,797.06 = 9,359.02 : x
  2. Step 2: Convert to fraction form
    15,220.18/22,797.06 = 9,359.02/x
  3. Step 3: Cross multiply
    15,220.18x = 22,797.06 × 9,359.02
  4. Step 4: Simplify right side
    15,220.18x = 213,358,140.48
  5. Step 5: Solve for x
    x = 213,358,140.48/15,220.18
  6. Step 6: Final answer
    x = 14,018.11

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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.