Home / 14,460.82-21,631.25-13,575.08

Finding the Fourth Proportional to 14,460.82, 21,631.25 and 13,575.08

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Solution

The fourth proportional to 14,460.82, 21,631.25 and 13,575.08 is: 20,306.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,460.82 : 21,631.25 = 13,575.08 : x
  2. Step 2: Convert to fraction form
    14,460.82/21,631.25 = 13,575.08/x
  3. Step 3: Cross multiply
    14,460.82x = 21,631.25 × 13,575.08
  4. Step 4: Simplify right side
    14,460.82x = 293,645,935.45
  5. Step 5: Solve for x
    x = 293,645,935.45/14,460.82
  6. Step 6: Final answer
    x = 20,306.32

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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.