Home / 25,633.90-35,374.80-15,023.54

Finding the Fourth Proportional to 25,633.90, 35,374.80 and 15,023.54

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Solution

The fourth proportional to 25,633.90, 35,374.80 and 15,023.54 is: 20,732.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,633.90 : 35,374.80 = 15,023.54 : x
  2. Step 2: Convert to fraction form
    25,633.90/35,374.80 = 15,023.54/x
  3. Step 3: Cross multiply
    25,633.90x = 35,374.80 × 15,023.54
  4. Step 4: Simplify right side
    25,633.90x = 531,454,722.79
  5. Step 5: Solve for x
    x = 531,454,722.79/25,633.90
  6. Step 6: Final answer
    x = 20,732.50

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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.