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Finding the Fourth Proportional to 59,352.70, 89,042.38 and 19,908.80

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Solution

The fourth proportional to 59,352.70, 89,042.38 and 19,908.80 is: 29,867.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,352.70 : 89,042.38 = 19,908.80 : x
  2. Step 2: Convert to fraction form
    59,352.70/89,042.38 = 19,908.80/x
  3. Step 3: Cross multiply
    59,352.70x = 89,042.38 × 19,908.80
  4. Step 4: Simplify right side
    59,352.70x = 1,772,726,934.94
  5. Step 5: Solve for x
    x = 1,772,726,934.94/59,352.70
  6. Step 6: Final answer
    x = 29,867.67

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1.5x scale

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.