Home / 25,344.08-35,013.96-19,399.76

Finding the Fourth Proportional to 25,344.08, 35,013.96 and 19,399.76

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Solution

The fourth proportional to 25,344.08, 35,013.96 and 19,399.76 is: 26,801.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,344.08 : 35,013.96 = 19,399.76 : x
  2. Step 2: Convert to fraction form
    25,344.08/35,013.96 = 19,399.76/x
  3. Step 3: Cross multiply
    25,344.08x = 35,013.96 × 19,399.76
  4. Step 4: Simplify right side
    25,344.08x = 679,262,420.65
  5. Step 5: Solve for x
    x = 679,262,420.65/25,344.08
  6. Step 6: Final answer
    x = 26,801.62

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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.