Home / 31,801.30-43,883.60-17,653.04

Finding the Fourth Proportional to 31,801.30, 43,883.60 and 17,653.04

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Solution

The fourth proportional to 31,801.30, 43,883.60 and 17,653.04 is: 24,359.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,801.30 : 43,883.60 = 17,653.04 : x
  2. Step 2: Convert to fraction form
    31,801.30/43,883.60 = 17,653.04/x
  3. Step 3: Cross multiply
    31,801.30x = 43,883.60 × 17,653.04
  4. Step 4: Simplify right side
    31,801.30x = 774,678,946.14
  5. Step 5: Solve for x
    x = 774,678,946.14/31,801.30
  6. Step 6: Final answer
    x = 24,359.98

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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.