Home / 31,152.75-46,729.13-9,264.75

Finding the Fourth Proportional to 31,152.75, 46,729.13 and 9,264.75

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Solution

The fourth proportional to 31,152.75, 46,729.13 and 9,264.75 is: 13,897.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,152.75 : 46,729.13 = 9,264.75 : x
  2. Step 2: Convert to fraction form
    31,152.75/46,729.13 = 9,264.75/x
  3. Step 3: Cross multiply
    31,152.75x = 46,729.13 × 9,264.75
  4. Step 4: Simplify right side
    31,152.75x = 432,933,660.84
  5. Step 5: Solve for x
    x = 432,933,660.84/31,152.75
  6. Step 6: Final answer
    x = 13,897.13

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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.