Home / 14,387.68-19,844.40-10,851.04

Finding the Fourth Proportional to 14,387.68, 19,844.40 and 10,851.04

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Solution

The fourth proportional to 14,387.68, 19,844.40 and 10,851.04 is: 14,966.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,387.68 : 19,844.40 = 10,851.04 : x
  2. Step 2: Convert to fraction form
    14,387.68/19,844.40 = 10,851.04/x
  3. Step 3: Cross multiply
    14,387.68x = 19,844.40 × 10,851.04
  4. Step 4: Simplify right side
    14,387.68x = 215,332,378.18
  5. Step 5: Solve for x
    x = 215,332,378.18/14,387.68
  6. Step 6: Final answer
    x = 14,966.44

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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.