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Finding the Fourth Proportional to 39,657.63, 59,468.01 and 14,696.67

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Solution

The fourth proportional to 39,657.63, 59,468.01 and 14,696.67 is: 22,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,657.63 : 59,468.01 = 14,696.67 : x
  2. Step 2: Convert to fraction form
    39,657.63/59,468.01 = 14,696.67/x
  3. Step 3: Cross multiply
    39,657.63x = 59,468.01 × 14,696.67
  4. Step 4: Simplify right side
    39,657.63x = 873,981,718.53
  5. Step 5: Solve for x
    x = 873,981,718.53/39,657.63
  6. Step 6: Final answer
    x = 22,038.17

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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.