Home / 31,793.12-43,869.84-17,646.08

Finding the Fourth Proportional to 31,793.12, 43,869.84 and 17,646.08

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Solution

The fourth proportional to 31,793.12, 43,869.84 and 17,646.08 is: 24,349.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,793.12 : 43,869.84 = 17,646.08 : x
  2. Step 2: Convert to fraction form
    31,793.12/43,869.84 = 17,646.08/x
  3. Step 3: Cross multiply
    31,793.12x = 43,869.84 × 17,646.08
  4. Step 4: Simplify right side
    31,793.12x = 774,130,706.23
  5. Step 5: Solve for x
    x = 774,130,706.23/31,793.12
  6. Step 6: Final answer
    x = 24,349.00

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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.