Home / 16,458.12-24,689.75-7,100.78

Finding the Fourth Proportional to 16,458.12, 24,689.75 and 7,100.78

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Solution

The fourth proportional to 16,458.12, 24,689.75 and 7,100.78 is: 10,652.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,458.12 : 24,689.75 = 7,100.78 : x
  2. Step 2: Convert to fraction form
    16,458.12/24,689.75 = 7,100.78/x
  3. Step 3: Cross multiply
    16,458.12x = 24,689.75 × 7,100.78
  4. Step 4: Simplify right side
    16,458.12x = 175,316,324.05
  5. Step 5: Solve for x
    x = 175,316,324.05/16,458.12
  6. Step 6: Final answer
    x = 10,652.27

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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.