Home / 39,977.70-59,966.55-16,605.96

Finding the Fourth Proportional to 39,977.70, 59,966.55 and 16,605.96

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Solution

The fourth proportional to 39,977.70, 59,966.55 and 16,605.96 is: 24,908.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,977.70 : 59,966.55 = 16,605.96 : x
  2. Step 2: Convert to fraction form
    39,977.70/59,966.55 = 16,605.96/x
  3. Step 3: Cross multiply
    39,977.70x = 59,966.55 × 16,605.96
  4. Step 4: Simplify right side
    39,977.70x = 995,802,130.64
  5. Step 5: Solve for x
    x = 995,802,130.64/39,977.70
  6. Step 6: Final answer
    x = 24,908.94

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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.