Home / 45,549.28-68,326.08-14,383.36

Finding the Fourth Proportional to 45,549.28, 68,326.08 and 14,383.36

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Solution

The fourth proportional to 45,549.28, 68,326.08 and 14,383.36 is: 21,575.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,549.28 : 68,326.08 = 14,383.36 : x
  2. Step 2: Convert to fraction form
    45,549.28/68,326.08 = 14,383.36/x
  3. Step 3: Cross multiply
    45,549.28x = 68,326.08 × 14,383.36
  4. Step 4: Simplify right side
    45,549.28x = 982,758,606.03
  5. Step 5: Solve for x
    x = 982,758,606.03/45,549.28
  6. Step 6: Final answer
    x = 21,575.72

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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.