Home / 18,436.86-25,442.82-10,053.36

Finding the Fourth Proportional to 18,436.86, 25,442.82 and 10,053.36

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Solution

The fourth proportional to 18,436.86, 25,442.82 and 10,053.36 is: 13,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436.86 : 25,442.82 = 10,053.36 : x
  2. Step 2: Convert to fraction form
    18,436.86/25,442.82 = 10,053.36/x
  3. Step 3: Cross multiply
    18,436.86x = 25,442.82 × 10,053.36
  4. Step 4: Simplify right side
    18,436.86x = 255,785,828.88
  5. Step 5: Solve for x
    x = 255,785,828.88/18,436.86
  6. Step 6: Final answer
    x = 13,873.61

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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.