Home / 31,040.42-46,560.56-11,310.91

Finding the Fourth Proportional to 31,040.42, 46,560.56 and 11,310.91

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Solution

The fourth proportional to 31,040.42, 46,560.56 and 11,310.91 is: 16,966.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,040.42 : 46,560.56 = 11,310.91 : x
  2. Step 2: Convert to fraction form
    31,040.42/46,560.56 = 11,310.91/x
  3. Step 3: Cross multiply
    31,040.42x = 46,560.56 × 11,310.91
  4. Step 4: Simplify right side
    31,040.42x = 526,642,130.75
  5. Step 5: Solve for x
    x = 526,642,130.75/31,040.42
  6. Step 6: Final answer
    x = 16,966.34

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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.