Home / 51,082.65-70,493.84-28,423.81

Finding the Fourth Proportional to 51,082.65, 70,493.84 and 28,423.81

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Solution

The fourth proportional to 51,082.65, 70,493.84 and 28,423.81 is: 39,224.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.65 : 70,493.84 = 28,423.81 : x
  2. Step 2: Convert to fraction form
    51,082.65/70,493.84 = 28,423.81/x
  3. Step 3: Cross multiply
    51,082.65x = 70,493.84 × 28,423.81
  4. Step 4: Simplify right side
    51,082.65x = 2,003,703,726.80
  5. Step 5: Solve for x
    x = 2,003,703,726.80/51,082.65
  6. Step 6: Final answer
    x = 39,224.74

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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.