Home / 16,200.42-22,357.87-9,032.65

Finding the Fourth Proportional to 16,200.42, 22,357.87 and 9,032.65

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Solution

The fourth proportional to 16,200.42, 22,357.87 and 9,032.65 is: 12,465.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,200.42 : 22,357.87 = 9,032.65 : x
  2. Step 2: Convert to fraction form
    16,200.42/22,357.87 = 9,032.65/x
  3. Step 3: Cross multiply
    16,200.42x = 22,357.87 × 9,032.65
  4. Step 4: Simplify right side
    16,200.42x = 201,950,881.11
  5. Step 5: Solve for x
    x = 201,950,881.11/16,200.42
  6. Step 6: Final answer
    x = 12,465.78

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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.