Home / 18,397.13-25,388.24-10,013.63

Finding the Fourth Proportional to 18,397.13, 25,388.24 and 10,013.63

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Solution

The fourth proportional to 18,397.13, 25,388.24 and 10,013.63 is: 13,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,397.13 : 25,388.24 = 10,013.63 : x
  2. Step 2: Convert to fraction form
    18,397.13/25,388.24 = 10,013.63/x
  3. Step 3: Cross multiply
    18,397.13x = 25,388.24 × 10,013.63
  4. Step 4: Simplify right side
    18,397.13x = 254,228,264.70
  5. Step 5: Solve for x
    x = 254,228,264.70/18,397.13
  6. Step 6: Final answer
    x = 13,818.91

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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.