Home / 17,400.71-26,100.84-4,253.20

Finding the Fourth Proportional to 17,400.71, 26,100.84 and 4,253.20

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Solution

The fourth proportional to 17,400.71, 26,100.84 and 4,253.20 is: 6,379.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,400.71 : 26,100.84 = 4,253.20 : x
  2. Step 2: Convert to fraction form
    17,400.71/26,100.84 = 4,253.20/x
  3. Step 3: Cross multiply
    17,400.71x = 26,100.84 × 4,253.20
  4. Step 4: Simplify right side
    17,400.71x = 111,011,962.18
  5. Step 5: Solve for x
    x = 111,011,962.18/17,400.71
  6. Step 6: Final answer
    x = 6,379.74

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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.