Home / 18,860.58-26,031.51-10,901.70

Finding the Fourth Proportional to 18,860.58, 26,031.51 and 10,901.70

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Solution

The fourth proportional to 18,860.58, 26,031.51 and 10,901.70 is: 15,046.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,860.58 : 26,031.51 = 10,901.70 : x
  2. Step 2: Convert to fraction form
    18,860.58/26,031.51 = 10,901.70/x
  3. Step 3: Cross multiply
    18,860.58x = 26,031.51 × 10,901.70
  4. Step 4: Simplify right side
    18,860.58x = 283,787,712.57
  5. Step 5: Solve for x
    x = 283,787,712.57/18,860.58
  6. Step 6: Final answer
    x = 15,046.61

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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.