Home / 25,987.46-38,980.84-6,265.85

Finding the Fourth Proportional to 25,987.46, 38,980.84 and 6,265.85

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Solution

The fourth proportional to 25,987.46, 38,980.84 and 6,265.85 is: 9,398.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,987.46 : 38,980.84 = 6,265.85 : x
  2. Step 2: Convert to fraction form
    25,987.46/38,980.84 = 6,265.85/x
  3. Step 3: Cross multiply
    25,987.46x = 38,980.84 × 6,265.85
  4. Step 4: Simplify right side
    25,987.46x = 244,248,178.10
  5. Step 5: Solve for x
    x = 244,248,178.10/25,987.46
  6. Step 6: Final answer
    x = 9,398.70

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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.