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Finding the Fourth Proportional to 65,025.97, 97,538.95 and 18,278.84

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Solution

The fourth proportional to 65,025.97, 97,538.95 and 18,278.84 is: 27,418.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,025.97 : 97,538.95 = 18,278.84 : x
  2. Step 2: Convert to fraction form
    65,025.97/97,538.95 = 18,278.84/x
  3. Step 3: Cross multiply
    65,025.97x = 97,538.95 × 18,278.84
  4. Step 4: Simplify right side
    65,025.97x = 1,782,899,058.97
  5. Step 5: Solve for x
    x = 1,782,899,058.97/65,025.97
  6. Step 6: Final answer
    x = 27,418.26

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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.