Home / 18,446.86-25,456.71-10,063.90

Finding the Fourth Proportional to 18,446.86, 25,456.71 and 10,063.90

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Solution

The fourth proportional to 18,446.86, 25,456.71 and 10,063.90 is: 13,888.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.86 : 25,456.71 = 10,063.90 : x
  2. Step 2: Convert to fraction form
    18,446.86/25,456.71 = 10,063.90/x
  3. Step 3: Cross multiply
    18,446.86x = 25,456.71 × 10,063.90
  4. Step 4: Simplify right side
    18,446.86x = 256,193,783.77
  5. Step 5: Solve for x
    x = 256,193,783.77/18,446.86
  6. Step 6: Final answer
    x = 13,888.21

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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.