Home / 22,577.35-31,158.51-12,506.75

Finding the Fourth Proportional to 22,577.35, 31,158.51 and 12,506.75

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Solution

The fourth proportional to 22,577.35, 31,158.51 and 12,506.75 is: 17,260.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,577.35 : 31,158.51 = 12,506.75 : x
  2. Step 2: Convert to fraction form
    22,577.35/31,158.51 = 12,506.75/x
  3. Step 3: Cross multiply
    22,577.35x = 31,158.51 × 12,506.75
  4. Step 4: Simplify right side
    22,577.35x = 389,691,784.36
  5. Step 5: Solve for x
    x = 389,691,784.36/22,577.35
  6. Step 6: Final answer
    x = 17,260.30

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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.