Home / 65,271.20-97,906.88-17,886.70

Finding the Fourth Proportional to 65,271.20, 97,906.88 and 17,886.70

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Solution

The fourth proportional to 65,271.20, 97,906.88 and 17,886.70 is: 26,830.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,271.20 : 97,906.88 = 17,886.70 : x
  2. Step 2: Convert to fraction form
    65,271.20/97,906.88 = 17,886.70/x
  3. Step 3: Cross multiply
    65,271.20x = 97,906.88 × 17,886.70
  4. Step 4: Simplify right side
    65,271.20x = 1,751,230,990.50
  5. Step 5: Solve for x
    x = 1,751,230,990.50/65,271.20
  6. Step 6: Final answer
    x = 26,830.07

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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.