Home / 16,515.14-24,730.38-9,111.33

Finding the Fourth Proportional to 16,515.14, 24,730.38 and 9,111.33

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Solution

The fourth proportional to 16,515.14, 24,730.38 and 9,111.33 is: 13,643.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,515.14 : 24,730.38 = 9,111.33 : x
  2. Step 2: Convert to fraction form
    16,515.14/24,730.38 = 9,111.33/x
  3. Step 3: Cross multiply
    16,515.14x = 24,730.38 × 9,111.33
  4. Step 4: Simplify right side
    16,515.14x = 225,326,653.21
  5. Step 5: Solve for x
    x = 225,326,653.21/16,515.14
  6. Step 6: Final answer
    x = 13,643.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.