Home / 52,883.28-79,312.62-15,435.48

Finding the Fourth Proportional to 52,883.28, 79,312.62 and 15,435.48

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Solution

The fourth proportional to 52,883.28, 79,312.62 and 15,435.48 is: 23,149.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,883.28 : 79,312.62 = 15,435.48 : x
  2. Step 2: Convert to fraction form
    52,883.28/79,312.62 = 15,435.48/x
  3. Step 3: Cross multiply
    52,883.28x = 79,312.62 × 15,435.48
  4. Step 4: Simplify right side
    52,883.28x = 1,224,228,359.76
  5. Step 5: Solve for x
    x = 1,224,228,359.76/52,883.28
  6. Step 6: Final answer
    x = 23,149.63

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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.