Home / 25,573.12-38,359.80-8,933.08

Finding the Fourth Proportional to 25,573.12, 38,359.80 and 8,933.08

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Solution

The fourth proportional to 25,573.12, 38,359.80 and 8,933.08 is: 13,399.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,573.12 : 38,359.80 = 8,933.08 : x
  2. Step 2: Convert to fraction form
    25,573.12/38,359.80 = 8,933.08/x
  3. Step 3: Cross multiply
    25,573.12x = 38,359.80 × 8,933.08
  4. Step 4: Simplify right side
    25,573.12x = 342,671,162.18
  5. Step 5: Solve for x
    x = 342,671,162.18/25,573.12
  6. Step 6: Final answer
    x = 13,399.66

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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.