Home / 42,725.76-63,928.08-29,603.76

Finding the Fourth Proportional to 42,725.76, 63,928.08 and 29,603.76

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Solution

The fourth proportional to 42,725.76, 63,928.08 and 29,603.76 is: 44,294.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,725.76 : 63,928.08 = 29,603.76 : x
  2. Step 2: Convert to fraction form
    42,725.76/63,928.08 = 29,603.76/x
  3. Step 3: Cross multiply
    42,725.76x = 63,928.08 × 29,603.76
  4. Step 4: Simplify right side
    42,725.76x = 1,892,511,537.58
  5. Step 5: Solve for x
    x = 1,892,511,537.58/42,725.76
  6. Step 6: Final answer
    x = 44,294.39

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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.