Home / 18,444.13-25,454.58-10,486.34

Finding the Fourth Proportional to 18,444.13, 25,454.58 and 10,486.34

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Solution

The fourth proportional to 18,444.13, 25,454.58 and 10,486.34 is: 14,472.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.13 : 25,454.58 = 10,486.34 : x
  2. Step 2: Convert to fraction form
    18,444.13/25,454.58 = 10,486.34/x
  3. Step 3: Cross multiply
    18,444.13x = 25,454.58 × 10,486.34
  4. Step 4: Simplify right side
    18,444.13x = 266,925,380.44
  5. Step 5: Solve for x
    x = 266,925,380.44/18,444.13
  6. Step 6: Final answer
    x = 14,472.10

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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.