Home / 16,320.20-22,522.76-9,606.40

Finding the Fourth Proportional to 16,320.20, 22,522.76 and 9,606.40

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Solution

The fourth proportional to 16,320.20, 22,522.76 and 9,606.40 is: 13,257.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,320.20 : 22,522.76 = 9,606.40 : x
  2. Step 2: Convert to fraction form
    16,320.20/22,522.76 = 9,606.40/x
  3. Step 3: Cross multiply
    16,320.20x = 22,522.76 × 9,606.40
  4. Step 4: Simplify right side
    16,320.20x = 216,362,641.66
  5. Step 5: Solve for x
    x = 216,362,641.66/16,320.20
  6. Step 6: Final answer
    x = 13,257.35

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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.