Home / 25,013.31-34,530.93-19,335.24

Finding the Fourth Proportional to 25,013.31, 34,530.93 and 19,335.24

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Solution

The fourth proportional to 25,013.31, 34,530.93 and 19,335.24 is: 26,692.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,013.31 : 34,530.93 = 19,335.24 : x
  2. Step 2: Convert to fraction form
    25,013.31/34,530.93 = 19,335.24/x
  3. Step 3: Cross multiply
    25,013.31x = 34,530.93 × 19,335.24
  4. Step 4: Simplify right side
    25,013.31x = 667,663,818.97
  5. Step 5: Solve for x
    x = 667,663,818.97/25,013.31
  6. Step 6: Final answer
    x = 26,692.34

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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.