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Finding the Fourth Proportional to 16,574.80, 22,873.32 and 9,021.14

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Solution

The fourth proportional to 16,574.80, 22,873.32 and 9,021.14 is: 12,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,574.80 : 22,873.32 = 9,021.14 : x
  2. Step 2: Convert to fraction form
    16,574.80/22,873.32 = 9,021.14/x
  3. Step 3: Cross multiply
    16,574.80x = 22,873.32 × 9,021.14
  4. Step 4: Simplify right side
    16,574.80x = 206,343,421.98
  5. Step 5: Solve for x
    x = 206,343,421.98/16,574.80
  6. Step 6: Final answer
    x = 12,449.23

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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.