Home / 55,412.19-83,100.66-17,963.46

Finding the Fourth Proportional to 55,412.19, 83,100.66 and 17,963.46

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Solution

The fourth proportional to 55,412.19, 83,100.66 and 17,963.46 is: 26,939.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,412.19 : 83,100.66 = 17,963.46 : x
  2. Step 2: Convert to fraction form
    55,412.19/83,100.66 = 17,963.46/x
  3. Step 3: Cross multiply
    55,412.19x = 83,100.66 × 17,963.46
  4. Step 4: Simplify right side
    55,412.19x = 1,492,775,381.88
  5. Step 5: Solve for x
    x = 1,492,775,381.88/55,412.19
  6. Step 6: Final answer
    x = 26,939.48

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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.