Home / 18,393.19-25,385.33-10,837.10

Finding the Fourth Proportional to 18,393.19, 25,385.33 and 10,837.10

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Solution

The fourth proportional to 18,393.19, 25,385.33 and 10,837.10 is: 14,956.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,393.19 : 25,385.33 = 10,837.10 : x
  2. Step 2: Convert to fraction form
    18,393.19/25,385.33 = 10,837.10/x
  3. Step 3: Cross multiply
    18,393.19x = 25,385.33 × 10,837.10
  4. Step 4: Simplify right side
    18,393.19x = 275,103,359.74
  5. Step 5: Solve for x
    x = 275,103,359.74/18,393.19
  6. Step 6: Final answer
    x = 14,956.81

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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.