Home / 20,733.66-28,597.01-16,248.49

Finding the Fourth Proportional to 20,733.66, 28,597.01 and 16,248.49

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Solution

The fourth proportional to 20,733.66, 28,597.01 and 16,248.49 is: 22,410.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,733.66 : 28,597.01 = 16,248.49 : x
  2. Step 2: Convert to fraction form
    20,733.66/28,597.01 = 16,248.49/x
  3. Step 3: Cross multiply
    20,733.66x = 28,597.01 × 16,248.49
  4. Step 4: Simplify right side
    20,733.66x = 464,658,231.01
  5. Step 5: Solve for x
    x = 464,658,231.01/20,733.66
  6. Step 6: Final answer
    x = 22,410.82

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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.