Home / 65,937.04-98,894.08-18,540.87

Finding the Fourth Proportional to 65,937.04, 98,894.08 and 18,540.87

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Solution

The fourth proportional to 65,937.04, 98,894.08 and 18,540.87 is: 27,808.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,937.04 : 98,894.08 = 18,540.87 : x
  2. Step 2: Convert to fraction form
    65,937.04/98,894.08 = 18,540.87/x
  3. Step 3: Cross multiply
    65,937.04x = 98,894.08 × 18,540.87
  4. Step 4: Simplify right side
    65,937.04x = 1,833,582,489.65
  5. Step 5: Solve for x
    x = 1,833,582,489.65/65,937.04
  6. Step 6: Final answer
    x = 27,808.08

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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.