Home / 51,082.47-70,492.04-28,110.15

Finding the Fourth Proportional to 51,082.47, 70,492.04 and 28,110.15

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Solution

The fourth proportional to 51,082.47, 70,492.04 and 28,110.15 is: 38,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,082.47 : 70,492.04 = 28,110.15 : x
  2. Step 2: Convert to fraction form
    51,082.47/70,492.04 = 28,110.15/x
  3. Step 3: Cross multiply
    51,082.47x = 70,492.04 × 28,110.15
  4. Step 4: Simplify right side
    51,082.47x = 1,981,541,818.21
  5. Step 5: Solve for x
    x = 1,981,541,818.21/51,082.47
  6. Step 6: Final answer
    x = 38,791.03

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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.