Home / 65,219.36-97,827.92-20,845.76

Finding the Fourth Proportional to 65,219.36, 97,827.92 and 20,845.76

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Solution

The fourth proportional to 65,219.36, 97,827.92 and 20,845.76 is: 31,268.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,219.36 : 97,827.92 = 20,845.76 : x
  2. Step 2: Convert to fraction form
    65,219.36/97,827.92 = 20,845.76/x
  3. Step 3: Cross multiply
    65,219.36x = 97,827.92 × 20,845.76
  4. Step 4: Simplify right side
    65,219.36x = 2,039,297,341.62
  5. Step 5: Solve for x
    x = 2,039,297,341.62/65,219.36
  6. Step 6: Final answer
    x = 31,268.28

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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.