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Finding the Fourth Proportional to 32,776.88, 45,249.10 and 22,077.99

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Solution

The fourth proportional to 32,776.88, 45,249.10 and 22,077.99 is: 30,479.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,776.88 : 45,249.10 = 22,077.99 : x
  2. Step 2: Convert to fraction form
    32,776.88/45,249.10 = 22,077.99/x
  3. Step 3: Cross multiply
    32,776.88x = 45,249.10 × 22,077.99
  4. Step 4: Simplify right side
    32,776.88x = 999,009,177.31
  5. Step 5: Solve for x
    x = 999,009,177.31/32,776.88
  6. Step 6: Final answer
    x = 30,479.08

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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.