Home / 16,376.22-22,599.54-9,663.48

Finding the Fourth Proportional to 16,376.22, 22,599.54 and 9,663.48

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Solution

The fourth proportional to 16,376.22, 22,599.54 and 9,663.48 is: 13,335.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,376.22 : 22,599.54 = 9,663.48 : x
  2. Step 2: Convert to fraction form
    16,376.22/22,599.54 = 9,663.48/x
  3. Step 3: Cross multiply
    16,376.22x = 22,599.54 × 9,663.48
  4. Step 4: Simplify right side
    16,376.22x = 218,390,202.80
  5. Step 5: Solve for x
    x = 218,390,202.80/16,376.22
  6. Step 6: Final answer
    x = 13,335.81

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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.