Home / 16,909.32-23,330.66-10,933.80

Finding the Fourth Proportional to 16,909.32, 23,330.66 and 10,933.80

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Solution

The fourth proportional to 16,909.32, 23,330.66 and 10,933.80 is: 15,085.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.32 : 23,330.66 = 10,933.80 : x
  2. Step 2: Convert to fraction form
    16,909.32/23,330.66 = 10,933.80/x
  3. Step 3: Cross multiply
    16,909.32x = 23,330.66 × 10,933.80
  4. Step 4: Simplify right side
    16,909.32x = 255,092,653.65
  5. Step 5: Solve for x
    x = 255,092,653.65/16,909.32
  6. Step 6: Final answer
    x = 15,085.92

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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.