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Finding the Fourth Proportional to 39,368.71, 59,052.82 and 14,410.50

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Solution

The fourth proportional to 39,368.71, 59,052.82 and 14,410.50 is: 21,615.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,368.71 : 59,052.82 = 14,410.50 : x
  2. Step 2: Convert to fraction form
    39,368.71/59,052.82 = 14,410.50/x
  3. Step 3: Cross multiply
    39,368.71x = 59,052.82 × 14,410.50
  4. Step 4: Simplify right side
    39,368.71x = 850,980,662.61
  5. Step 5: Solve for x
    x = 850,980,662.61/39,368.71
  6. Step 6: Final answer
    x = 21,615.66

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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.