Home / 16,449.48-22,700.42-9,376.36

Finding the Fourth Proportional to 16,449.48, 22,700.42 and 9,376.36

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Solution

The fourth proportional to 16,449.48, 22,700.42 and 9,376.36 is: 12,939.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,449.48 : 22,700.42 = 9,376.36 : x
  2. Step 2: Convert to fraction form
    16,449.48/22,700.42 = 9,376.36/x
  3. Step 3: Cross multiply
    16,449.48x = 22,700.42 × 9,376.36
  4. Step 4: Simplify right side
    16,449.48x = 212,847,241.60
  5. Step 5: Solve for x
    x = 212,847,241.60/16,449.48
  6. Step 6: Final answer
    x = 12,939.45

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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.