Home / 42,024.85-63,056.41-15,731.64

Finding the Fourth Proportional to 42,024.85, 63,056.41 and 15,731.64

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Solution

The fourth proportional to 42,024.85, 63,056.41 and 15,731.64 is: 23,604.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,024.85 : 63,056.41 = 15,731.64 : x
  2. Step 2: Convert to fraction form
    42,024.85/63,056.41 = 15,731.64/x
  3. Step 3: Cross multiply
    42,024.85x = 63,056.41 × 15,731.64
  4. Step 4: Simplify right side
    42,024.85x = 991,980,702.48
  5. Step 5: Solve for x
    x = 991,980,702.48/42,024.85
  6. Step 6: Final answer
    x = 23,604.62

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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.