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Finding the Fourth Proportional to 15,146.56, 22,862.11 and 15,146.56

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Solution

The fourth proportional to 15,146.56, 22,862.11 and 15,146.56 is: 22,862.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,146.56 : 22,862.11 = 15,146.56 : x
  2. Step 2: Convert to fraction form
    15,146.56/22,862.11 = 15,146.56/x
  3. Step 3: Cross multiply
    15,146.56x = 22,862.11 × 15,146.56
  4. Step 4: Simplify right side
    15,146.56x = 346,282,320.84
  5. Step 5: Solve for x
    x = 346,282,320.84/15,146.56
  6. Step 6: Final answer
    x = 22,862.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.