Home / 47,266.52-70,806.38-28,491.12

Finding the Fourth Proportional to 47,266.52, 70,806.38 and 28,491.12

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Solution

The fourth proportional to 47,266.52, 70,806.38 and 28,491.12 is: 42,680.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,266.52 : 70,806.38 = 28,491.12 : x
  2. Step 2: Convert to fraction form
    47,266.52/70,806.38 = 28,491.12/x
  3. Step 3: Cross multiply
    47,266.52x = 70,806.38 × 28,491.12
  4. Step 4: Simplify right side
    47,266.52x = 2,017,352,926.89
  5. Step 5: Solve for x
    x = 2,017,352,926.89/47,266.52
  6. Step 6: Final answer
    x = 42,680.38

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.