Home / 18,104.90-24,983.39-10,145.58

Finding the Fourth Proportional to 18,104.90, 24,983.39 and 10,145.58

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Solution

The fourth proportional to 18,104.90, 24,983.39 and 10,145.58 is: 14,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,104.90 : 24,983.39 = 10,145.58 : x
  2. Step 2: Convert to fraction form
    18,104.90/24,983.39 = 10,145.58/x
  3. Step 3: Cross multiply
    18,104.90x = 24,983.39 × 10,145.58
  4. Step 4: Simplify right side
    18,104.90x = 253,470,931.19
  5. Step 5: Solve for x
    x = 253,470,931.19/18,104.90
  6. Step 6: Final answer
    x = 14,000.13

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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.