Home / 25,823.22-35,637.21-20,224.50

Finding the Fourth Proportional to 25,823.22, 35,637.21 and 20,224.50

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Solution

The fourth proportional to 25,823.22, 35,637.21 and 20,224.50 is: 27,910.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,823.22 : 35,637.21 = 20,224.50 : x
  2. Step 2: Convert to fraction form
    25,823.22/35,637.21 = 20,224.50/x
  3. Step 3: Cross multiply
    25,823.22x = 35,637.21 × 20,224.50
  4. Step 4: Simplify right side
    25,823.22x = 720,744,753.65
  5. Step 5: Solve for x
    x = 720,744,753.65/25,823.22
  6. Step 6: Final answer
    x = 27,910.72

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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.