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Finding the Fourth Proportional to 45,334.47, 68,014.47 and 15,755.30

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Solution

The fourth proportional to 45,334.47, 68,014.47 and 15,755.30 is: 23,637.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,334.47 : 68,014.47 = 15,755.30 : x
  2. Step 2: Convert to fraction form
    45,334.47/68,014.47 = 15,755.30/x
  3. Step 3: Cross multiply
    45,334.47x = 68,014.47 × 15,755.30
  4. Step 4: Simplify right side
    45,334.47x = 1,071,588,039.12
  5. Step 5: Solve for x
    x = 1,071,588,039.12/45,334.47
  6. Step 6: Final answer
    x = 23,637.38

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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.