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Finding the Fourth Proportional to 60,702.84, 91,067.79 and 18,588.84

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Solution

The fourth proportional to 60,702.84, 91,067.79 and 18,588.84 is: 27,887.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,702.84 : 91,067.79 = 18,588.84 : x
  2. Step 2: Convert to fraction form
    60,702.84/91,067.79 = 18,588.84/x
  3. Step 3: Cross multiply
    60,702.84x = 91,067.79 × 18,588.84
  4. Step 4: Simplify right side
    60,702.84x = 1,692,844,577.46
  5. Step 5: Solve for x
    x = 1,692,844,577.46/60,702.84
  6. Step 6: Final answer
    x = 27,887.40

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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.