Home / 15,281.93-22,913.78-4,748.79

Finding the Fourth Proportional to 15,281.93, 22,913.78 and 4,748.79

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Solution

The fourth proportional to 15,281.93, 22,913.78 and 4,748.79 is: 7,120.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,281.93 : 22,913.78 = 4,748.79 : x
  2. Step 2: Convert to fraction form
    15,281.93/22,913.78 = 4,748.79/x
  3. Step 3: Cross multiply
    15,281.93x = 22,913.78 × 4,748.79
  4. Step 4: Simplify right side
    15,281.93x = 108,812,729.33
  5. Step 5: Solve for x
    x = 108,812,729.33/15,281.93
  6. Step 6: Final answer
    x = 7,120.35

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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.