Home / 17,920.44-24,717.96-16,433.28

Finding the Fourth Proportional to 17,920.44, 24,717.96 and 16,433.28

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Solution

The fourth proportional to 17,920.44, 24,717.96 and 16,433.28 is: 22,666.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,920.44 : 24,717.96 = 16,433.28 : x
  2. Step 2: Convert to fraction form
    17,920.44/24,717.96 = 16,433.28/x
  3. Step 3: Cross multiply
    17,920.44x = 24,717.96 × 16,433.28
  4. Step 4: Simplify right side
    17,920.44x = 406,197,157.71
  5. Step 5: Solve for x
    x = 406,197,157.71/17,920.44
  6. Step 6: Final answer
    x = 22,666.70

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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.