Home / 18,101.90-24,981.62-10,146.69

Finding the Fourth Proportional to 18,101.90, 24,981.62 and 10,146.69

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Solution

The fourth proportional to 18,101.90, 24,981.62 and 10,146.69 is: 14,002.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,101.90 : 24,981.62 = 10,146.69 : x
  2. Step 2: Convert to fraction form
    18,101.90/24,981.62 = 10,146.69/x
  3. Step 3: Cross multiply
    18,101.90x = 24,981.62 × 10,146.69
  4. Step 4: Simplify right side
    18,101.90x = 253,480,703.10
  5. Step 5: Solve for x
    x = 253,480,703.10/18,101.90
  6. Step 6: Final answer
    x = 14,002.99

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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.