Home / 16,656.55-22,985.66-9,102.89

Finding the Fourth Proportional to 16,656.55, 22,985.66 and 9,102.89

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Solution

The fourth proportional to 16,656.55, 22,985.66 and 9,102.89 is: 12,561.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,656.55 : 22,985.66 = 9,102.89 : x
  2. Step 2: Convert to fraction form
    16,656.55/22,985.66 = 9,102.89/x
  3. Step 3: Cross multiply
    16,656.55x = 22,985.66 × 9,102.89
  4. Step 4: Simplify right side
    16,656.55x = 209,236,014.78
  5. Step 5: Solve for x
    x = 209,236,014.78/16,656.55
  6. Step 6: Final answer
    x = 12,561.79

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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.