Home / 65,434.74-98,134.18-18,038.65

Finding the Fourth Proportional to 65,434.74, 98,134.18 and 18,038.65

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Solution

The fourth proportional to 65,434.74, 98,134.18 and 18,038.65 is: 27,053.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,434.74 : 98,134.18 = 18,038.65 : x
  2. Step 2: Convert to fraction form
    65,434.74/98,134.18 = 18,038.65/x
  3. Step 3: Cross multiply
    65,434.74x = 98,134.18 × 18,038.65
  4. Step 4: Simplify right side
    65,434.74x = 1,770,208,121.09
  5. Step 5: Solve for x
    x = 1,770,208,121.09/65,434.74
  6. Step 6: Final answer
    x = 27,053.03

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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.