Home / 18,465.12-27,666.17-10,152.10

Finding the Fourth Proportional to 18,465.12, 27,666.17 and 10,152.10

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Solution

The fourth proportional to 18,465.12, 27,666.17 and 10,152.10 is: 15,210.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,465.12 : 27,666.17 = 10,152.10 : x
  2. Step 2: Convert to fraction form
    18,465.12/27,666.17 = 10,152.10/x
  3. Step 3: Cross multiply
    18,465.12x = 27,666.17 × 10,152.10
  4. Step 4: Simplify right side
    18,465.12x = 280,869,724.46
  5. Step 5: Solve for x
    x = 280,869,724.46/18,465.12
  6. Step 6: Final answer
    x = 15,210.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.