Home / 57,220.75-85,851.29-25,628.23

Finding the Fourth Proportional to 57,220.75, 85,851.29 and 25,628.23

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Solution

The fourth proportional to 57,220.75, 85,851.29 and 25,628.23 is: 38,451.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,220.75 : 85,851.29 = 25,628.23 : x
  2. Step 2: Convert to fraction form
    57,220.75/85,851.29 = 25,628.23/x
  3. Step 3: Cross multiply
    57,220.75x = 85,851.29 × 25,628.23
  4. Step 4: Simplify right side
    57,220.75x = 2,200,216,605.92
  5. Step 5: Solve for x
    x = 2,200,216,605.92/57,220.75
  6. Step 6: Final answer
    x = 38,451.38

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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.