Home / 16,918.52-23,349.94-9,847.22

Finding the Fourth Proportional to 16,918.52, 23,349.94 and 9,847.22

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Solution

The fourth proportional to 16,918.52, 23,349.94 and 9,847.22 is: 13,590.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.52 : 23,349.94 = 9,847.22 : x
  2. Step 2: Convert to fraction form
    16,918.52/23,349.94 = 9,847.22/x
  3. Step 3: Cross multiply
    16,918.52x = 23,349.94 × 9,847.22
  4. Step 4: Simplify right side
    16,918.52x = 229,931,854.80
  5. Step 5: Solve for x
    x = 229,931,854.80/16,918.52
  6. Step 6: Final answer
    x = 13,590.55

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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.