Home / 15,417.01-23,131.65-9,179.96

Finding the Fourth Proportional to 15,417.01, 23,131.65 and 9,179.96

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Solution

The fourth proportional to 15,417.01, 23,131.65 and 9,179.96 is: 13,773.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.01 : 23,131.65 = 9,179.96 : x
  2. Step 2: Convert to fraction form
    15,417.01/23,131.65 = 9,179.96/x
  3. Step 3: Cross multiply
    15,417.01x = 23,131.65 × 9,179.96
  4. Step 4: Simplify right side
    15,417.01x = 212,347,621.73
  5. Step 5: Solve for x
    x = 212,347,621.73/15,417.01
  6. Step 6: Final answer
    x = 13,773.60

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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.