Home / 31,264.53-46,910.12-20,738.23

Finding the Fourth Proportional to 31,264.53, 46,910.12 and 20,738.23

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Solution

The fourth proportional to 31,264.53, 46,910.12 and 20,738.23 is: 31,116.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,264.53 : 46,910.12 = 20,738.23 : x
  2. Step 2: Convert to fraction form
    31,264.53/46,910.12 = 20,738.23/x
  3. Step 3: Cross multiply
    31,264.53x = 46,910.12 × 20,738.23
  4. Step 4: Simplify right side
    31,264.53x = 972,832,841.06
  5. Step 5: Solve for x
    x = 972,832,841.06/31,264.53
  6. Step 6: Final answer
    x = 31,116.18

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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.