Home / 16,655.29-22,985.18-9,582.78

Finding the Fourth Proportional to 16,655.29, 22,985.18 and 9,582.78

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Solution

The fourth proportional to 16,655.29, 22,985.18 and 9,582.78 is: 13,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,655.29 : 22,985.18 = 9,582.78 : x
  2. Step 2: Convert to fraction form
    16,655.29/22,985.18 = 9,582.78/x
  3. Step 3: Cross multiply
    16,655.29x = 22,985.18 × 9,582.78
  4. Step 4: Simplify right side
    16,655.29x = 220,261,923.20
  5. Step 5: Solve for x
    x = 220,261,923.20/16,655.29
  6. Step 6: Final answer
    x = 13,224.74

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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.