Home / 48,324.75-66,688.28-28,195.47

Finding the Fourth Proportional to 48,324.75, 66,688.28 and 28,195.47

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Solution

The fourth proportional to 48,324.75, 66,688.28 and 28,195.47 is: 38,909.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,324.75 : 66,688.28 = 28,195.47 : x
  2. Step 2: Convert to fraction form
    48,324.75/66,688.28 = 28,195.47/x
  3. Step 3: Cross multiply
    48,324.75x = 66,688.28 × 28,195.47
  4. Step 4: Simplify right side
    48,324.75x = 1,880,307,257.11
  5. Step 5: Solve for x
    x = 1,880,307,257.11/48,324.75
  6. Step 6: Final answer
    x = 38,909.82

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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.