Home / 12,577.20-17,358.48-9,052.08

Finding the Fourth Proportional to 12,577.20, 17,358.48 and 9,052.08

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Solution

The fourth proportional to 12,577.20, 17,358.48 and 9,052.08 is: 12,493.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,577.20 : 17,358.48 = 9,052.08 : x
  2. Step 2: Convert to fraction form
    12,577.20/17,358.48 = 9,052.08/x
  3. Step 3: Cross multiply
    12,577.20x = 17,358.48 × 9,052.08
  4. Step 4: Simplify right side
    12,577.20x = 157,130,349.64
  5. Step 5: Solve for x
    x = 157,130,349.64/12,577.20
  6. Step 6: Final answer
    x = 12,493.27

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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.