Home / 21,715.88-32,544.44-9,854.92

Finding the Fourth Proportional to 21,715.88, 32,544.44 and 9,854.92

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Solution

The fourth proportional to 21,715.88, 32,544.44 and 9,854.92 is: 14,769.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,715.88 : 32,544.44 = 9,854.92 : x
  2. Step 2: Convert to fraction form
    21,715.88/32,544.44 = 9,854.92/x
  3. Step 3: Cross multiply
    21,715.88x = 32,544.44 × 9,854.92
  4. Step 4: Simplify right side
    21,715.88x = 320,722,852.64
  5. Step 5: Solve for x
    x = 320,722,852.64/21,715.88
  6. Step 6: Final answer
    x = 14,769.05

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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.