Home / 15,057.60-22,577.40-9,218.40

Finding the Fourth Proportional to 15,057.60, 22,577.40 and 9,218.40

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Solution

The fourth proportional to 15,057.60, 22,577.40 and 9,218.40 is: 13,822.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,057.60 : 22,577.40 = 9,218.40 : x
  2. Step 2: Convert to fraction form
    15,057.60/22,577.40 = 9,218.40/x
  3. Step 3: Cross multiply
    15,057.60x = 22,577.40 × 9,218.40
  4. Step 4: Simplify right side
    15,057.60x = 208,127,504.16
  5. Step 5: Solve for x
    x = 208,127,504.16/15,057.60
  6. Step 6: Final answer
    x = 13,822.09

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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.