Home / 16,687.53-23,030.51-9,614.61

Finding the Fourth Proportional to 16,687.53, 23,030.51 and 9,614.61

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Solution

The fourth proportional to 16,687.53, 23,030.51 and 9,614.61 is: 13,269.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,687.53 : 23,030.51 = 9,614.61 : x
  2. Step 2: Convert to fraction form
    16,687.53/23,030.51 = 9,614.61/x
  3. Step 3: Cross multiply
    16,687.53x = 23,030.51 × 9,614.61
  4. Step 4: Simplify right side
    16,687.53x = 221,429,323.68
  5. Step 5: Solve for x
    x = 221,429,323.68/16,687.53
  6. Step 6: Final answer
    x = 13,269.15

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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.