Home / 23,078.12-34,507.02-17,807.72

Finding the Fourth Proportional to 23,078.12, 34,507.02 and 17,807.72

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Solution

The fourth proportional to 23,078.12, 34,507.02 and 17,807.72 is: 26,626.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,078.12 : 34,507.02 = 17,807.72 : x
  2. Step 2: Convert to fraction form
    23,078.12/34,507.02 = 17,807.72/x
  3. Step 3: Cross multiply
    23,078.12x = 34,507.02 × 17,807.72
  4. Step 4: Simplify right side
    23,078.12x = 614,491,350.19
  5. Step 5: Solve for x
    x = 614,491,350.19/23,078.12
  6. Step 6: Final answer
    x = 26,626.58

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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.