Home / 21,925.09-32,884.79-8,777.59

Finding the Fourth Proportional to 21,925.09, 32,884.79 and 8,777.59

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Solution

The fourth proportional to 21,925.09, 32,884.79 and 8,777.59 is: 13,165.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925.09 : 32,884.79 = 8,777.59 : x
  2. Step 2: Convert to fraction form
    21,925.09/32,884.79 = 8,777.59/x
  3. Step 3: Cross multiply
    21,925.09x = 32,884.79 × 8,777.59
  4. Step 4: Simplify right side
    21,925.09x = 288,649,159.97
  5. Step 5: Solve for x
    x = 288,649,159.97/21,925.09
  6. Step 6: Final answer
    x = 13,165.24

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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.