Home / 45,425.64-68,141.33-14,262.12

Finding the Fourth Proportional to 45,425.64, 68,141.33 and 14,262.12

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Solution

The fourth proportional to 45,425.64, 68,141.33 and 14,262.12 is: 21,394.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,425.64 : 68,141.33 = 14,262.12 : x
  2. Step 2: Convert to fraction form
    45,425.64/68,141.33 = 14,262.12/x
  3. Step 3: Cross multiply
    45,425.64x = 68,141.33 × 14,262.12
  4. Step 4: Simplify right side
    45,425.64x = 971,839,825.42
  5. Step 5: Solve for x
    x = 971,839,825.42/45,425.64
  6. Step 6: Final answer
    x = 21,394.08

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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.