Home / 15,519.51-23,280.17-4,425.35

Finding the Fourth Proportional to 15,519.51, 23,280.17 and 4,425.35

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Solution

The fourth proportional to 15,519.51, 23,280.17 and 4,425.35 is: 6,638.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,519.51 : 23,280.17 = 4,425.35 : x
  2. Step 2: Convert to fraction form
    15,519.51/23,280.17 = 4,425.35/x
  3. Step 3: Cross multiply
    15,519.51x = 23,280.17 × 4,425.35
  4. Step 4: Simplify right side
    15,519.51x = 103,022,761.78
  5. Step 5: Solve for x
    x = 103,022,761.78/15,519.51
  6. Step 6: Final answer
    x = 6,638.27

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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.