Home / 22,758.22-34,152.80-13,966.30

Finding the Fourth Proportional to 22,758.22, 34,152.80 and 13,966.30

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Solution

The fourth proportional to 22,758.22, 34,152.80 and 13,966.30 is: 20,958.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,758.22 : 34,152.80 = 13,966.30 : x
  2. Step 2: Convert to fraction form
    22,758.22/34,152.80 = 13,966.30/x
  3. Step 3: Cross multiply
    22,758.22x = 34,152.80 × 13,966.30
  4. Step 4: Simplify right side
    22,758.22x = 476,988,250.64
  5. Step 5: Solve for x
    x = 476,988,250.64/22,758.22
  6. Step 6: Final answer
    x = 20,958.94

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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.