Home / 15,238.47-22,857.70-10,006.53

Finding the Fourth Proportional to 15,238.47, 22,857.70 and 10,006.53

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Solution

The fourth proportional to 15,238.47, 22,857.70 and 10,006.53 is: 15,009.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,238.47 : 22,857.70 = 10,006.53 : x
  2. Step 2: Convert to fraction form
    15,238.47/22,857.70 = 10,006.53/x
  3. Step 3: Cross multiply
    15,238.47x = 22,857.70 × 10,006.53
  4. Step 4: Simplify right side
    15,238.47x = 228,726,260.78
  5. Step 5: Solve for x
    x = 228,726,260.78/15,238.47
  6. Step 6: Final answer
    x = 15,009.79

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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.