Home / 41,164.14-61,746.30-9,999.42

Finding the Fourth Proportional to 41,164.14, 61,746.30 and 9,999.42

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Solution

The fourth proportional to 41,164.14, 61,746.30 and 9,999.42 is: 14,999.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,164.14 : 61,746.30 = 9,999.42 : x
  2. Step 2: Convert to fraction form
    41,164.14/61,746.30 = 9,999.42/x
  3. Step 3: Cross multiply
    41,164.14x = 61,746.30 × 9,999.42
  4. Step 4: Simplify right side
    41,164.14x = 617,427,187.15
  5. Step 5: Solve for x
    x = 617,427,187.15/41,164.14
  6. Step 6: Final answer
    x = 14,999.15

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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.