Home / 49,475.52-74,213.28-14,414.40

Finding the Fourth Proportional to 49,475.52, 74,213.28 and 14,414.40

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Solution

The fourth proportional to 49,475.52, 74,213.28 and 14,414.40 is: 21,621.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,475.52 : 74,213.28 = 14,414.40 : x
  2. Step 2: Convert to fraction form
    49,475.52/74,213.28 = 14,414.40/x
  3. Step 3: Cross multiply
    49,475.52x = 74,213.28 × 14,414.40
  4. Step 4: Simplify right side
    49,475.52x = 1,069,739,903.23
  5. Step 5: Solve for x
    x = 1,069,739,903.23/49,475.52
  6. Step 6: Final answer
    x = 21,621.60

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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.