Home / 16,655.80-22,985.86-9,583.28

Finding the Fourth Proportional to 16,655.80, 22,985.86 and 9,583.28

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Solution

The fourth proportional to 16,655.80, 22,985.86 and 9,583.28 is: 13,225.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,655.80 : 22,985.86 = 9,583.28 : x
  2. Step 2: Convert to fraction form
    16,655.80/22,985.86 = 9,583.28/x
  3. Step 3: Cross multiply
    16,655.80x = 22,985.86 × 9,583.28
  4. Step 4: Simplify right side
    16,655.80x = 220,279,932.42
  5. Step 5: Solve for x
    x = 220,279,932.42/16,655.80
  6. Step 6: Final answer
    x = 13,225.42

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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.