Home / 43,050.97-64,515.12-31,717.17

Finding the Fourth Proportional to 43,050.97, 64,515.12 and 31,717.17

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Solution

The fourth proportional to 43,050.97, 64,515.12 and 31,717.17 is: 47,530.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,050.97 : 64,515.12 = 31,717.17 : x
  2. Step 2: Convert to fraction form
    43,050.97/64,515.12 = 31,717.17/x
  3. Step 3: Cross multiply
    43,050.97x = 64,515.12 × 31,717.17
  4. Step 4: Simplify right side
    43,050.97x = 2,046,237,247.61
  5. Step 5: Solve for x
    x = 2,046,237,247.61/43,050.97
  6. Step 6: Final answer
    x = 47,530.58

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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.