Home / 31,361.67-47,037.11-10,302.12

Finding the Fourth Proportional to 31,361.67, 47,037.11 and 10,302.12

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Solution

The fourth proportional to 31,361.67, 47,037.11 and 10,302.12 is: 15,451.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,361.67 : 47,037.11 = 10,302.12 : x
  2. Step 2: Convert to fraction form
    31,361.67/47,037.11 = 10,302.12/x
  3. Step 3: Cross multiply
    31,361.67x = 47,037.11 × 10,302.12
  4. Step 4: Simplify right side
    31,361.67x = 484,581,900.16
  5. Step 5: Solve for x
    x = 484,581,900.16/31,361.67
  6. Step 6: Final answer
    x = 15,451.41

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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.