Home / 65,619.34-98,444.69-21,246.14

Finding the Fourth Proportional to 65,619.34, 98,444.69 and 21,246.14

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Solution

The fourth proportional to 65,619.34, 98,444.69 and 21,246.14 is: 31,874.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,619.34 : 98,444.69 = 21,246.14 : x
  2. Step 2: Convert to fraction form
    65,619.34/98,444.69 = 21,246.14/x
  3. Step 3: Cross multiply
    65,619.34x = 98,444.69 × 21,246.14
  4. Step 4: Simplify right side
    65,619.34x = 2,091,569,912.11
  5. Step 5: Solve for x
    x = 2,091,569,912.11/65,619.34
  6. Step 6: Final answer
    x = 31,874.29

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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.