Home / 65,893-98,828.38-18,497.22

Finding the Fourth Proportional to 65,893, 98,828.38 and 18,497.22

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Solution

The fourth proportional to 65,893, 98,828.38 and 18,497.22 is: 27,742.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,893 : 98,828.38 = 18,497.22 : x
  2. Step 2: Convert to fraction form
    65,893/98,828.38 = 18,497.22/x
  3. Step 3: Cross multiply
    65,893x = 98,828.38 × 18,497.22
  4. Step 4: Simplify right side
    65,893x = 1,828,050,287.10
  5. Step 5: Solve for x
    x = 1,828,050,287.10/65,893
  6. Step 6: Final answer
    x = 27,742.71

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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.