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Finding the Fourth Proportional to 16,574.49, 22,867.64 and 9,403.22

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Solution

The fourth proportional to 16,574.49, 22,867.64 and 9,403.22 is: 12,973.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574.49 : 22,867.64 = 9,403.22 : x
  2. Step 2: Convert to fraction form
    16,574.49/22,867.64 = 9,403.22/x
  3. Step 3: Cross multiply
    16,574.49x = 22,867.64 × 9,403.22
  4. Step 4: Simplify right side
    16,574.49x = 215,029,449.80
  5. Step 5: Solve for x
    x = 215,029,449.80/16,574.49
  6. Step 6: Final answer
    x = 12,973.52

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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.