Home / 31,465.83-43,422.98-17,319.18

Finding the Fourth Proportional to 31,465.83, 43,422.98 and 17,319.18

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Solution

The fourth proportional to 31,465.83, 43,422.98 and 17,319.18 is: 23,900.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,465.83 : 43,422.98 = 17,319.18 : x
  2. Step 2: Convert to fraction form
    31,465.83/43,422.98 = 17,319.18/x
  3. Step 3: Cross multiply
    31,465.83x = 43,422.98 × 17,319.18
  4. Step 4: Simplify right side
    31,465.83x = 752,050,320.16
  5. Step 5: Solve for x
    x = 752,050,320.16/31,465.83
  6. Step 6: Final answer
    x = 23,900.54

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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.