Home / 16,615.80-22,929.84-9,543.24

Finding the Fourth Proportional to 16,615.80, 22,929.84 and 9,543.24

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Solution

The fourth proportional to 16,615.80, 22,929.84 and 9,543.24 is: 13,169.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,615.80 : 22,929.84 = 9,543.24 : x
  2. Step 2: Convert to fraction form
    16,615.80/22,929.84 = 9,543.24/x
  3. Step 3: Cross multiply
    16,615.80x = 22,929.84 × 9,543.24
  4. Step 4: Simplify right side
    16,615.80x = 218,824,966.28
  5. Step 5: Solve for x
    x = 218,824,966.28/16,615.80
  6. Step 6: Final answer
    x = 13,169.69

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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.