Home / 15,374.97-23,062.05-4,281.21

Finding the Fourth Proportional to 15,374.97, 23,062.05 and 4,281.21

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Solution

The fourth proportional to 15,374.97, 23,062.05 and 4,281.21 is: 6,421.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,374.97 : 23,062.05 = 4,281.21 : x
  2. Step 2: Convert to fraction form
    15,374.97/23,062.05 = 4,281.21/x
  3. Step 3: Cross multiply
    15,374.97x = 23,062.05 × 4,281.21
  4. Step 4: Simplify right side
    15,374.97x = 98,733,479.08
  5. Step 5: Solve for x
    x = 98,733,479.08/15,374.97
  6. Step 6: Final answer
    x = 6,421.70

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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.