Home / 25,870.23-38,805.33-6,894.87

Finding the Fourth Proportional to 25,870.23, 38,805.33 and 6,894.87

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Solution

The fourth proportional to 25,870.23, 38,805.33 and 6,894.87 is: 10,342.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,870.23 : 38,805.33 = 6,894.87 : x
  2. Step 2: Convert to fraction form
    25,870.23/38,805.33 = 6,894.87/x
  3. Step 3: Cross multiply
    25,870.23x = 38,805.33 × 6,894.87
  4. Step 4: Simplify right side
    25,870.23x = 267,557,705.66
  5. Step 5: Solve for x
    x = 267,557,705.66/25,870.23
  6. Step 6: Final answer
    x = 10,342.30

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1.5x scale

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.