Home / 31,308.06-46,961.28-10,531.56

Finding the Fourth Proportional to 31,308.06, 46,961.28 and 10,531.56

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Solution

The fourth proportional to 31,308.06, 46,961.28 and 10,531.56 is: 15,797.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,308.06 : 46,961.28 = 10,531.56 : x
  2. Step 2: Convert to fraction form
    31,308.06/46,961.28 = 10,531.56/x
  3. Step 3: Cross multiply
    31,308.06x = 46,961.28 × 10,531.56
  4. Step 4: Simplify right side
    31,308.06x = 494,575,538.00
  5. Step 5: Solve for x
    x = 494,575,538.00/31,308.06
  6. Step 6: Final answer
    x = 15,797.07

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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.