Home / 18,568.72-25,624.85-10,070.84

Finding the Fourth Proportional to 18,568.72, 25,624.85 and 10,070.84

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Solution

The fourth proportional to 18,568.72, 25,624.85 and 10,070.84 is: 13,897.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,568.72 : 25,624.85 = 10,070.84 : x
  2. Step 2: Convert to fraction form
    18,568.72/25,624.85 = 10,070.84/x
  3. Step 3: Cross multiply
    18,568.72x = 25,624.85 × 10,070.84
  4. Step 4: Simplify right side
    18,568.72x = 258,063,585.90
  5. Step 5: Solve for x
    x = 258,063,585.90/18,568.72
  6. Step 6: Final answer
    x = 13,897.76

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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.