Home / 17,400.55-24,032.70-11,458.78

Finding the Fourth Proportional to 17,400.55, 24,032.70 and 11,458.78

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Solution

The fourth proportional to 17,400.55, 24,032.70 and 11,458.78 is: 15,826.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,400.55 : 24,032.70 = 11,458.78 : x
  2. Step 2: Convert to fraction form
    17,400.55/24,032.70 = 11,458.78/x
  3. Step 3: Cross multiply
    17,400.55x = 24,032.70 × 11,458.78
  4. Step 4: Simplify right side
    17,400.55x = 275,385,422.11
  5. Step 5: Solve for x
    x = 275,385,422.11/17,400.55
  6. Step 6: Final answer
    x = 15,826.25

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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.