Home / 31,253.12-46,874.36-13,718.24

Finding the Fourth Proportional to 31,253.12, 46,874.36 and 13,718.24

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Solution

The fourth proportional to 31,253.12, 46,874.36 and 13,718.24 is: 20,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,253.12 : 46,874.36 = 13,718.24 : x
  2. Step 2: Convert to fraction form
    31,253.12/46,874.36 = 13,718.24/x
  3. Step 3: Cross multiply
    31,253.12x = 46,874.36 × 13,718.24
  4. Step 4: Simplify right side
    31,253.12x = 643,033,720.33
  5. Step 5: Solve for x
    x = 643,033,720.33/31,253.12
  6. Step 6: Final answer
    x = 20,575.02

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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.