Home / 25,265.76-34,846.08-22,435.20

Finding the Fourth Proportional to 25,265.76, 34,846.08 and 22,435.20

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Solution

The fourth proportional to 25,265.76, 34,846.08 and 22,435.20 is: 30,942.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,265.76 : 34,846.08 = 22,435.20 : x
  2. Step 2: Convert to fraction form
    25,265.76/34,846.08 = 22,435.20/x
  3. Step 3: Cross multiply
    25,265.76x = 34,846.08 × 22,435.20
  4. Step 4: Simplify right side
    25,265.76x = 781,778,774.02
  5. Step 5: Solve for x
    x = 781,778,774.02/25,265.76
  6. Step 6: Final answer
    x = 30,942.22

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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.