Home / 65,876.83-98,815.38-30,841.09

Finding the Fourth Proportional to 65,876.83, 98,815.38 and 30,841.09

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Solution

The fourth proportional to 65,876.83, 98,815.38 and 30,841.09 is: 46,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,876.83 : 98,815.38 = 30,841.09 : x
  2. Step 2: Convert to fraction form
    65,876.83/98,815.38 = 30,841.09/x
  3. Step 3: Cross multiply
    65,876.83x = 98,815.38 × 30,841.09
  4. Step 4: Simplify right side
    65,876.83x = 3,047,574,027.96
  5. Step 5: Solve for x
    x = 3,047,574,027.96/65,876.83
  6. Step 6: Final answer
    x = 46,261.70

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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.