Home / 16,755.08-23,123.85-9,585.65

Finding the Fourth Proportional to 16,755.08, 23,123.85 and 9,585.65

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Solution

The fourth proportional to 16,755.08, 23,123.85 and 9,585.65 is: 13,229.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.08 : 23,123.85 = 9,585.65 : x
  2. Step 2: Convert to fraction form
    16,755.08/23,123.85 = 9,585.65/x
  3. Step 3: Cross multiply
    16,755.08x = 23,123.85 × 9,585.65
  4. Step 4: Simplify right side
    16,755.08x = 221,657,017.13
  5. Step 5: Solve for x
    x = 221,657,017.13/16,755.08
  6. Step 6: Final answer
    x = 13,229.25

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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.