Home / 45,144.24-62,309.41-30,037.53

Finding the Fourth Proportional to 45,144.24, 62,309.41 and 30,037.53

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Solution

The fourth proportional to 45,144.24, 62,309.41 and 30,037.53 is: 41,458.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,144.24 : 62,309.41 = 30,037.53 : x
  2. Step 2: Convert to fraction form
    45,144.24/62,309.41 = 30,037.53/x
  3. Step 3: Cross multiply
    45,144.24x = 62,309.41 × 30,037.53
  4. Step 4: Simplify right side
    45,144.24x = 1,871,620,772.16
  5. Step 5: Solve for x
    x = 1,871,620,772.16/45,144.24
  6. Step 6: Final answer
    x = 41,458.69

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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.