Home / 65,754.22-98,632.05-19,007.50

Finding the Fourth Proportional to 65,754.22, 98,632.05 and 19,007.50

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Solution

The fourth proportional to 65,754.22, 98,632.05 and 19,007.50 is: 28,511.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,754.22 : 98,632.05 = 19,007.50 : x
  2. Step 2: Convert to fraction form
    65,754.22/98,632.05 = 19,007.50/x
  3. Step 3: Cross multiply
    65,754.22x = 98,632.05 × 19,007.50
  4. Step 4: Simplify right side
    65,754.22x = 1,874,748,690.38
  5. Step 5: Solve for x
    x = 1,874,748,690.38/65,754.22
  6. Step 6: Final answer
    x = 28,511.46

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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.