Home / 10,274.80-14,166.37-8,575.75

Finding the Fourth Proportional to 10,274.80, 14,166.37 and 8,575.75

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Solution

The fourth proportional to 10,274.80, 14,166.37 and 8,575.75 is: 11,823.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,274.80 : 14,166.37 = 8,575.75 : x
  2. Step 2: Convert to fraction form
    10,274.80/14,166.37 = 8,575.75/x
  3. Step 3: Cross multiply
    10,274.80x = 14,166.37 × 8,575.75
  4. Step 4: Simplify right side
    10,274.80x = 121,487,247.53
  5. Step 5: Solve for x
    x = 121,487,247.53/10,274.80
  6. Step 6: Final answer
    x = 11,823.81

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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.