Home / 25,091.13-34,597.22-20,539.34

Finding the Fourth Proportional to 25,091.13, 34,597.22 and 20,539.34

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Solution

The fourth proportional to 25,091.13, 34,597.22 and 20,539.34 is: 28,320.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,091.13 : 34,597.22 = 20,539.34 : x
  2. Step 2: Convert to fraction form
    25,091.13/34,597.22 = 20,539.34/x
  3. Step 3: Cross multiply
    25,091.13x = 34,597.22 × 20,539.34
  4. Step 4: Simplify right side
    25,091.13x = 710,603,788.95
  5. Step 5: Solve for x
    x = 710,603,788.95/25,091.13
  6. Step 6: Final answer
    x = 28,320.92

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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.