Home / 45,881.17-68,809.27-12,593.35

Finding the Fourth Proportional to 45,881.17, 68,809.27 and 12,593.35

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Solution

The fourth proportional to 45,881.17, 68,809.27 and 12,593.35 is: 18,886.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,881.17 : 68,809.27 = 12,593.35 : x
  2. Step 2: Convert to fraction form
    45,881.17/68,809.27 = 12,593.35/x
  3. Step 3: Cross multiply
    45,881.17x = 68,809.27 × 12,593.35
  4. Step 4: Simplify right side
    45,881.17x = 866,539,220.35
  5. Step 5: Solve for x
    x = 866,539,220.35/45,881.17
  6. Step 6: Final answer
    x = 18,886.60

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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.