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Finding the Fourth Proportional to 59,774.28, 89,647.03 and 17,642.99

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Solution

The fourth proportional to 59,774.28, 89,647.03 and 17,642.99 is: 26,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,774.28 : 89,647.03 = 17,642.99 : x
  2. Step 2: Convert to fraction form
    59,774.28/89,647.03 = 17,642.99/x
  3. Step 3: Cross multiply
    59,774.28x = 89,647.03 × 17,642.99
  4. Step 4: Simplify right side
    59,774.28x = 1,581,641,899.99
  5. Step 5: Solve for x
    x = 1,581,641,899.99/59,774.28
  6. Step 6: Final answer
    x = 26,460.24

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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.