Home / 25,276.20-34,897.38-22,619

Finding the Fourth Proportional to 25,276.20, 34,897.38 and 22,619

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Solution

The fourth proportional to 25,276.20, 34,897.38 and 22,619 is: 31,228.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,276.20 : 34,897.38 = 22,619 : x
  2. Step 2: Convert to fraction form
    25,276.20/34,897.38 = 22,619/x
  3. Step 3: Cross multiply
    25,276.20x = 34,897.38 × 22,619
  4. Step 4: Simplify right side
    25,276.20x = 789,343,838.22
  5. Step 5: Solve for x
    x = 789,343,838.22/25,276.20
  6. Step 6: Final answer
    x = 31,228.74

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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.