Home / 25,570.60-38,305.68-22,784.20

Finding the Fourth Proportional to 25,570.60, 38,305.68 and 22,784.20

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Solution

The fourth proportional to 25,570.60, 38,305.68 and 22,784.20 is: 34,131.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,570.60 : 38,305.68 = 22,784.20 : x
  2. Step 2: Convert to fraction form
    25,570.60/38,305.68 = 22,784.20/x
  3. Step 3: Cross multiply
    25,570.60x = 38,305.68 × 22,784.20
  4. Step 4: Simplify right side
    25,570.60x = 872,764,274.26
  5. Step 5: Solve for x
    x = 872,764,274.26/25,570.60
  6. Step 6: Final answer
    x = 34,131.55

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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.