Home / 25,073.93-34,602.45-13,743.20

Finding the Fourth Proportional to 25,073.93, 34,602.45 and 13,743.20

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Solution

The fourth proportional to 25,073.93, 34,602.45 and 13,743.20 is: 18,965.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,073.93 : 34,602.45 = 13,743.20 : x
  2. Step 2: Convert to fraction form
    25,073.93/34,602.45 = 13,743.20/x
  3. Step 3: Cross multiply
    25,073.93x = 34,602.45 × 13,743.20
  4. Step 4: Simplify right side
    25,073.93x = 475,548,390.84
  5. Step 5: Solve for x
    x = 475,548,390.84/25,073.93
  6. Step 6: Final answer
    x = 18,965.85

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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.