Home / 18,397.04-25,387.88-10,013.52

Finding the Fourth Proportional to 18,397.04, 25,387.88 and 10,013.52

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Solution

The fourth proportional to 18,397.04, 25,387.88 and 10,013.52 is: 13,818.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,397.04 : 25,387.88 = 10,013.52 : x
  2. Step 2: Convert to fraction form
    18,397.04/25,387.88 = 10,013.52/x
  3. Step 3: Cross multiply
    18,397.04x = 25,387.88 × 10,013.52
  4. Step 4: Simplify right side
    18,397.04x = 254,222,044.14
  5. Step 5: Solve for x
    x = 254,222,044.14/18,397.04
  6. Step 6: Final answer
    x = 13,818.64

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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.