Home / 51,244.55-70,717.86-28,585.02

Finding the Fourth Proportional to 51,244.55, 70,717.86 and 28,585.02

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Solution

The fourth proportional to 51,244.55, 70,717.86 and 28,585.02 is: 39,447.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,244.55 : 70,717.86 = 28,585.02 : x
  2. Step 2: Convert to fraction form
    51,244.55/70,717.86 = 28,585.02/x
  3. Step 3: Cross multiply
    51,244.55x = 70,717.86 × 28,585.02
  4. Step 4: Simplify right side
    51,244.55x = 2,021,471,442.46
  5. Step 5: Solve for x
    x = 2,021,471,442.46/51,244.55
  6. Step 6: Final answer
    x = 39,447.54

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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.