Home / 18,492.46-25,519.56-10,108.96

Finding the Fourth Proportional to 18,492.46, 25,519.56 and 10,108.96

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Solution

The fourth proportional to 18,492.46, 25,519.56 and 10,108.96 is: 13,950.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,492.46 : 25,519.56 = 10,108.96 : x
  2. Step 2: Convert to fraction form
    18,492.46/25,519.56 = 10,108.96/x
  3. Step 3: Cross multiply
    18,492.46x = 25,519.56 × 10,108.96
  4. Step 4: Simplify right side
    18,492.46x = 257,976,211.26
  5. Step 5: Solve for x
    x = 257,976,211.26/18,492.46
  6. Step 6: Final answer
    x = 13,950.35

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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.