Home / 35,171.75-52,770.59-18,531.11

Finding the Fourth Proportional to 35,171.75, 52,770.59 and 18,531.11

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Solution

The fourth proportional to 35,171.75, 52,770.59 and 18,531.11 is: 27,803.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,171.75 : 52,770.59 = 18,531.11 : x
  2. Step 2: Convert to fraction form
    35,171.75/52,770.59 = 18,531.11/x
  3. Step 3: Cross multiply
    35,171.75x = 52,770.59 × 18,531.11
  4. Step 4: Simplify right side
    35,171.75x = 977,897,515.40
  5. Step 5: Solve for x
    x = 977,897,515.40/35,171.75
  6. Step 6: Final answer
    x = 27,803.49

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1.5x scale

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.