Home / 16,566.32-22,842.39-13,206.52

Finding the Fourth Proportional to 16,566.32, 22,842.39 and 13,206.52

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Solution

The fourth proportional to 16,566.32, 22,842.39 and 13,206.52 is: 18,209.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,566.32 : 22,842.39 = 13,206.52 : x
  2. Step 2: Convert to fraction form
    16,566.32/22,842.39 = 13,206.52/x
  3. Step 3: Cross multiply
    16,566.32x = 22,842.39 × 13,206.52
  4. Step 4: Simplify right side
    16,566.32x = 301,668,480.38
  5. Step 5: Solve for x
    x = 301,668,480.38/16,566.32
  6. Step 6: Final answer
    x = 18,209.75

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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.