Home / 25,478.16-38,118.36-22,334.52

Finding the Fourth Proportional to 25,478.16, 38,118.36 and 22,334.52

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Solution

The fourth proportional to 25,478.16, 38,118.36 and 22,334.52 is: 33,415.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,478.16 : 38,118.36 = 22,334.52 : x
  2. Step 2: Convert to fraction form
    25,478.16/38,118.36 = 22,334.52/x
  3. Step 3: Cross multiply
    25,478.16x = 38,118.36 × 22,334.52
  4. Step 4: Simplify right side
    25,478.16x = 851,355,273.79
  5. Step 5: Solve for x
    x = 851,355,273.79/25,478.16
  6. Step 6: Final answer
    x = 33,415.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.