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Finding the Fourth Proportional to 59,745.84, 89,618.61 and 17,655.48

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Solution

The fourth proportional to 59,745.84, 89,618.61 and 17,655.48 is: 26,483.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,745.84 : 89,618.61 = 17,655.48 : x
  2. Step 2: Convert to fraction form
    59,745.84/89,618.61 = 17,655.48/x
  3. Step 3: Cross multiply
    59,745.84x = 89,618.61 × 17,655.48
  4. Step 4: Simplify right side
    59,745.84x = 1,582,259,576.48
  5. Step 5: Solve for x
    x = 1,582,259,576.48/59,745.84
  6. Step 6: Final answer
    x = 26,483.18

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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.