Home / 18,924.53-26,113.49-10,966.61

Finding the Fourth Proportional to 18,924.53, 26,113.49 and 10,966.61

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Solution

The fourth proportional to 18,924.53, 26,113.49 and 10,966.61 is: 15,132.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,924.53 : 26,113.49 = 10,966.61 : x
  2. Step 2: Convert to fraction form
    18,924.53/26,113.49 = 10,966.61/x
  3. Step 3: Cross multiply
    18,924.53x = 26,113.49 × 10,966.61
  4. Step 4: Simplify right side
    18,924.53x = 286,376,405.74
  5. Step 5: Solve for x
    x = 286,376,405.74/18,924.53
  6. Step 6: Final answer
    x = 15,132.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.