Home / 16,170.08-22,326.56-10,513.12

Finding the Fourth Proportional to 16,170.08, 22,326.56 and 10,513.12

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Solution

The fourth proportional to 16,170.08, 22,326.56 and 10,513.12 is: 14,515.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,170.08 : 22,326.56 = 10,513.12 : x
  2. Step 2: Convert to fraction form
    16,170.08/22,326.56 = 10,513.12/x
  3. Step 3: Cross multiply
    16,170.08x = 22,326.56 × 10,513.12
  4. Step 4: Simplify right side
    16,170.08x = 234,721,804.47
  5. Step 5: Solve for x
    x = 234,721,804.47/16,170.08
  6. Step 6: Final answer
    x = 14,515.81

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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.