Home / 51,033.24-70,425.45-28,372.14

Finding the Fourth Proportional to 51,033.24, 70,425.45 and 28,372.14

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Solution

The fourth proportional to 51,033.24, 70,425.45 and 28,372.14 is: 39,153.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,033.24 : 70,425.45 = 28,372.14 : x
  2. Step 2: Convert to fraction form
    51,033.24/70,425.45 = 28,372.14/x
  3. Step 3: Cross multiply
    51,033.24x = 70,425.45 × 28,372.14
  4. Step 4: Simplify right side
    51,033.24x = 1,998,120,726.96
  5. Step 5: Solve for x
    x = 1,998,120,726.96/51,033.24
  6. Step 6: Final answer
    x = 39,153.32

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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.