Home / 18,884.96-26,061.90-10,387.46

Finding the Fourth Proportional to 18,884.96, 26,061.90 and 10,387.46

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Solution

The fourth proportional to 18,884.96, 26,061.90 and 10,387.46 is: 14,335.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,884.96 : 26,061.90 = 10,387.46 : x
  2. Step 2: Convert to fraction form
    18,884.96/26,061.90 = 10,387.46/x
  3. Step 3: Cross multiply
    18,884.96x = 26,061.90 × 10,387.46
  4. Step 4: Simplify right side
    18,884.96x = 270,716,943.77
  5. Step 5: Solve for x
    x = 270,716,943.77/18,884.96
  6. Step 6: Final answer
    x = 14,335.06

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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.