Home / 51,082.58-70,503.66-28,726.58

Finding the Fourth Proportional to 51,082.58, 70,503.66 and 28,726.58

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Solution

The fourth proportional to 51,082.58, 70,503.66 and 28,726.58 is: 39,648.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.58 : 70,503.66 = 28,726.58 : x
  2. Step 2: Convert to fraction form
    51,082.58/70,503.66 = 28,726.58/x
  3. Step 3: Cross multiply
    51,082.58x = 70,503.66 × 28,726.58
  4. Step 4: Simplify right side
    51,082.58x = 2,025,329,029.28
  5. Step 5: Solve for x
    x = 2,025,329,029.28/51,082.58
  6. Step 6: Final answer
    x = 39,648.14

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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.