Home / 57,361.25-86,041.69-15,245.57

Finding the Fourth Proportional to 57,361.25, 86,041.69 and 15,245.57

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Solution

The fourth proportional to 57,361.25, 86,041.69 and 15,245.57 is: 22,868.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,361.25 : 86,041.69 = 15,245.57 : x
  2. Step 2: Convert to fraction form
    57,361.25/86,041.69 = 15,245.57/x
  3. Step 3: Cross multiply
    57,361.25x = 86,041.69 × 15,245.57
  4. Step 4: Simplify right side
    57,361.25x = 1,311,754,139.49
  5. Step 5: Solve for x
    x = 1,311,754,139.49/57,361.25
  6. Step 6: Final answer
    x = 22,868.30

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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.