Home / 16,693.75-23,037.42-9,140.14

Finding the Fourth Proportional to 16,693.75, 23,037.42 and 9,140.14

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Solution

The fourth proportional to 16,693.75, 23,037.42 and 9,140.14 is: 12,613.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.75 : 23,037.42 = 9,140.14 : x
  2. Step 2: Convert to fraction form
    16,693.75/23,037.42 = 9,140.14/x
  3. Step 3: Cross multiply
    16,693.75x = 23,037.42 × 9,140.14
  4. Step 4: Simplify right side
    16,693.75x = 210,565,244.04
  5. Step 5: Solve for x
    x = 210,565,244.04/16,693.75
  6. Step 6: Final answer
    x = 12,613.42

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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.