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Finding the Fourth Proportional to 16,617.60, 22,934.22 and 9,448.59

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Solution

The fourth proportional to 16,617.60, 22,934.22 and 9,448.59 is: 13,040.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.60 : 22,934.22 = 9,448.59 : x
  2. Step 2: Convert to fraction form
    16,617.60/22,934.22 = 9,448.59/x
  3. Step 3: Cross multiply
    16,617.60x = 22,934.22 × 9,448.59
  4. Step 4: Simplify right side
    16,617.60x = 216,696,041.75
  5. Step 5: Solve for x
    x = 216,696,041.75/16,617.60
  6. Step 6: Final answer
    x = 13,040.15

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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.