Home / 16,909.33-23,339.31-9,740.07

Finding the Fourth Proportional to 16,909.33, 23,339.31 and 9,740.07

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Solution

The fourth proportional to 16,909.33, 23,339.31 and 9,740.07 is: 13,443.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,909.33 : 23,339.31 = 9,740.07 : x
  2. Step 2: Convert to fraction form
    16,909.33/23,339.31 = 9,740.07/x
  3. Step 3: Cross multiply
    16,909.33x = 23,339.31 × 9,740.07
  4. Step 4: Simplify right side
    16,909.33x = 227,326,464.45
  5. Step 5: Solve for x
    x = 227,326,464.45/16,909.33
  6. Step 6: Final answer
    x = 13,443.85

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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.