Home / 23,154.47-34,731.43-5,624.31

Finding the Fourth Proportional to 23,154.47, 34,731.43 and 5,624.31

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Solution

The fourth proportional to 23,154.47, 34,731.43 and 5,624.31 is: 8,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,154.47 : 34,731.43 = 5,624.31 : x
  2. Step 2: Convert to fraction form
    23,154.47/34,731.43 = 5,624.31/x
  3. Step 3: Cross multiply
    23,154.47x = 34,731.43 × 5,624.31
  4. Step 4: Simplify right side
    23,154.47x = 195,340,315.00
  5. Step 5: Solve for x
    x = 195,340,315.00/23,154.47
  6. Step 6: Final answer
    x = 8,436.40

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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.