Home / 15,851.17-23,787.14-5,990.45

Finding the Fourth Proportional to 15,851.17, 23,787.14 and 5,990.45

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Solution

The fourth proportional to 15,851.17, 23,787.14 and 5,990.45 is: 8,989.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.17 : 23,787.14 = 5,990.45 : x
  2. Step 2: Convert to fraction form
    15,851.17/23,787.14 = 5,990.45/x
  3. Step 3: Cross multiply
    15,851.17x = 23,787.14 × 5,990.45
  4. Step 4: Simplify right side
    15,851.17x = 142,495,590.83
  5. Step 5: Solve for x
    x = 142,495,590.83/15,851.17
  6. Step 6: Final answer
    x = 8,989.60

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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.