Home / 22,855.95-34,266.90-15,439.59

Finding the Fourth Proportional to 22,855.95, 34,266.90 and 15,439.59

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Solution

The fourth proportional to 22,855.95, 34,266.90 and 15,439.59 is: 23,147.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,855.95 : 34,266.90 = 15,439.59 : x
  2. Step 2: Convert to fraction form
    22,855.95/34,266.90 = 15,439.59/x
  3. Step 3: Cross multiply
    22,855.95x = 34,266.90 × 15,439.59
  4. Step 4: Simplify right side
    22,855.95x = 529,066,886.57
  5. Step 5: Solve for x
    x = 529,066,886.57/22,855.95
  6. Step 6: Final answer
    x = 23,147.88

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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.