Home / 18,102.16-24,981.96-10,146.94

Finding the Fourth Proportional to 18,102.16, 24,981.96 and 10,146.94

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Solution

The fourth proportional to 18,102.16, 24,981.96 and 10,146.94 is: 14,003.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.16 : 24,981.96 = 10,146.94 : x
  2. Step 2: Convert to fraction form
    18,102.16/24,981.96 = 10,146.94/x
  3. Step 3: Cross multiply
    18,102.16x = 24,981.96 × 10,146.94
  4. Step 4: Simplify right side
    18,102.16x = 253,490,449.20
  5. Step 5: Solve for x
    x = 253,490,449.20/18,102.16
  6. Step 6: Final answer
    x = 14,003.33

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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.