Home / 31,395.46-43,326.04-17,248.64

Finding the Fourth Proportional to 31,395.46, 43,326.04 and 17,248.64

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Solution

The fourth proportional to 31,395.46, 43,326.04 and 17,248.64 is: 23,803.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,395.46 : 43,326.04 = 17,248.64 : x
  2. Step 2: Convert to fraction form
    31,395.46/43,326.04 = 17,248.64/x
  3. Step 3: Cross multiply
    31,395.46x = 43,326.04 × 17,248.64
  4. Step 4: Simplify right side
    31,395.46x = 747,315,266.59
  5. Step 5: Solve for x
    x = 747,315,266.59/31,395.46
  6. Step 6: Final answer
    x = 23,803.29

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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.