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Finding the Fourth Proportional to 59,774.76, 89,673.96 and 17,655.56

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Solution

The fourth proportional to 59,774.76, 89,673.96 and 17,655.56 is: 26,486.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,774.76 : 89,673.96 = 17,655.56 : x
  2. Step 2: Convert to fraction form
    59,774.76/89,673.96 = 17,655.56/x
  3. Step 3: Cross multiply
    59,774.76x = 89,673.96 × 17,655.56
  4. Step 4: Simplify right side
    59,774.76x = 1,583,243,981.22
  5. Step 5: Solve for x
    x = 1,583,243,981.22/59,774.76
  6. Step 6: Final answer
    x = 26,486.83

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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.