Home / 28,862.46-43,290.85-14,081.58

Finding the Fourth Proportional to 28,862.46, 43,290.85 and 14,081.58

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Solution

The fourth proportional to 28,862.46, 43,290.85 and 14,081.58 is: 21,120.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,862.46 : 43,290.85 = 14,081.58 : x
  2. Step 2: Convert to fraction form
    28,862.46/43,290.85 = 14,081.58/x
  3. Step 3: Cross multiply
    28,862.46x = 43,290.85 × 14,081.58
  4. Step 4: Simplify right side
    28,862.46x = 609,603,567.54
  5. Step 5: Solve for x
    x = 609,603,567.54/28,862.46
  6. Step 6: Final answer
    x = 21,120.98

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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.