Home / 15,288.90-22,929.45-4,756.86

Finding the Fourth Proportional to 15,288.90, 22,929.45 and 4,756.86

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Solution

The fourth proportional to 15,288.90, 22,929.45 and 4,756.86 is: 7,134.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.90 : 22,929.45 = 4,756.86 : x
  2. Step 2: Convert to fraction form
    15,288.90/22,929.45 = 4,756.86/x
  3. Step 3: Cross multiply
    15,288.90x = 22,929.45 × 4,756.86
  4. Step 4: Simplify right side
    15,288.90x = 109,072,183.53
  5. Step 5: Solve for x
    x = 109,072,183.53/15,288.90
  6. Step 6: Final answer
    x = 7,134.08

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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.