Home / 15,625.74-23,445.90-7,737.96

Finding the Fourth Proportional to 15,625.74, 23,445.90 and 7,737.96

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Solution

The fourth proportional to 15,625.74, 23,445.90 and 7,737.96 is: 11,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,625.74 : 23,445.90 = 7,737.96 : x
  2. Step 2: Convert to fraction form
    15,625.74/23,445.90 = 7,737.96/x
  3. Step 3: Cross multiply
    15,625.74x = 23,445.90 × 7,737.96
  4. Step 4: Simplify right side
    15,625.74x = 181,423,436.36
  5. Step 5: Solve for x
    x = 181,423,436.36/15,625.74
  6. Step 6: Final answer
    x = 11,610.55

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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.