Home / 31,230.23-46,770.28-17,862.71

Finding the Fourth Proportional to 31,230.23, 46,770.28 and 17,862.71

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Solution

The fourth proportional to 31,230.23, 46,770.28 and 17,862.71 is: 26,751.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,230.23 : 46,770.28 = 17,862.71 : x
  2. Step 2: Convert to fraction form
    31,230.23/46,770.28 = 17,862.71/x
  3. Step 3: Cross multiply
    31,230.23x = 46,770.28 × 17,862.71
  4. Step 4: Simplify right side
    31,230.23x = 835,443,858.95
  5. Step 5: Solve for x
    x = 835,443,858.95/31,230.23
  6. Step 6: Final answer
    x = 26,751.13

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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.