Home / 45,885.61-68,828.25-25,886.03

Finding the Fourth Proportional to 45,885.61, 68,828.25 and 25,886.03

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Solution

The fourth proportional to 45,885.61, 68,828.25 and 25,886.03 is: 38,828.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,885.61 : 68,828.25 = 25,886.03 : x
  2. Step 2: Convert to fraction form
    45,885.61/68,828.25 = 25,886.03/x
  3. Step 3: Cross multiply
    45,885.61x = 68,828.25 × 25,886.03
  4. Step 4: Simplify right side
    45,885.61x = 1,781,690,058.31
  5. Step 5: Solve for x
    x = 1,781,690,058.31/45,885.61
  6. Step 6: Final answer
    x = 38,828.95

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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.