Home / 25,835.66-38,738.93-8,960.76

Finding the Fourth Proportional to 25,835.66, 38,738.93 and 8,960.76

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Solution

The fourth proportional to 25,835.66, 38,738.93 and 8,960.76 is: 13,436.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,835.66 : 38,738.93 = 8,960.76 : x
  2. Step 2: Convert to fraction form
    25,835.66/38,738.93 = 8,960.76/x
  3. Step 3: Cross multiply
    25,835.66x = 38,738.93 × 8,960.76
  4. Step 4: Simplify right side
    25,835.66x = 347,130,209.58
  5. Step 5: Solve for x
    x = 347,130,209.58/25,835.66
  6. Step 6: Final answer
    x = 13,436.09

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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.