Home / 15,143.52-22,717.62-4,752.84

Finding the Fourth Proportional to 15,143.52, 22,717.62 and 4,752.84

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Solution

The fourth proportional to 15,143.52, 22,717.62 and 4,752.84 is: 7,129.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,143.52 : 22,717.62 = 4,752.84 : x
  2. Step 2: Convert to fraction form
    15,143.52/22,717.62 = 4,752.84/x
  3. Step 3: Cross multiply
    15,143.52x = 22,717.62 × 4,752.84
  4. Step 4: Simplify right side
    15,143.52x = 107,973,213.04
  5. Step 5: Solve for x
    x = 107,973,213.04/15,143.52
  6. Step 6: Final answer
    x = 7,129.99

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1.5x scale

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.