Home / 36,603.52-54,877.64-19,977.72

Finding the Fourth Proportional to 36,603.52, 54,877.64 and 19,977.72

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Solution

The fourth proportional to 36,603.52, 54,877.64 and 19,977.72 is: 29,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,603.52 : 54,877.64 = 19,977.72 : x
  2. Step 2: Convert to fraction form
    36,603.52/54,877.64 = 19,977.72/x
  3. Step 3: Cross multiply
    36,603.52x = 54,877.64 × 19,977.72
  4. Step 4: Simplify right side
    36,603.52x = 1,096,330,126.18
  5. Step 5: Solve for x
    x = 1,096,330,126.18/36,603.52
  6. Step 6: Final answer
    x = 29,951.49

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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.