Home / 14,559.52-21,839.30-9,660.40

Finding the Fourth Proportional to 14,559.52, 21,839.30 and 9,660.40

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Solution

The fourth proportional to 14,559.52, 21,839.30 and 9,660.40 is: 14,490.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,559.52 : 21,839.30 = 9,660.40 : x
  2. Step 2: Convert to fraction form
    14,559.52/21,839.30 = 9,660.40/x
  3. Step 3: Cross multiply
    14,559.52x = 21,839.30 × 9,660.40
  4. Step 4: Simplify right side
    14,559.52x = 210,976,373.72
  5. Step 5: Solve for x
    x = 210,976,373.72/14,559.52
  6. Step 6: Final answer
    x = 14,490.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.