Home / 14,016.80-19,331.52-10,488.44

Finding the Fourth Proportional to 14,016.80, 19,331.52 and 10,488.44

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Solution

The fourth proportional to 14,016.80, 19,331.52 and 10,488.44 is: 14,465.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016.80 : 19,331.52 = 10,488.44 : x
  2. Step 2: Convert to fraction form
    14,016.80/19,331.52 = 10,488.44/x
  3. Step 3: Cross multiply
    14,016.80x = 19,331.52 × 10,488.44
  4. Step 4: Simplify right side
    14,016.80x = 202,757,487.63
  5. Step 5: Solve for x
    x = 202,757,487.63/14,016.80
  6. Step 6: Final answer
    x = 14,465.32

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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.