Home / 65,955.33-98,938.85-18,570.84

Finding the Fourth Proportional to 65,955.33, 98,938.85 and 18,570.84

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Solution

The fourth proportional to 65,955.33, 98,938.85 and 18,570.84 is: 27,857.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,955.33 : 98,938.85 = 18,570.84 : x
  2. Step 2: Convert to fraction form
    65,955.33/98,938.85 = 18,570.84/x
  3. Step 3: Cross multiply
    65,955.33x = 98,938.85 × 18,570.84
  4. Step 4: Simplify right side
    65,955.33x = 1,837,377,460.28
  5. Step 5: Solve for x
    x = 1,837,377,460.28/65,955.33
  6. Step 6: Final answer
    x = 27,857.91

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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.