Home / 39,601.84-59,408.22-13,308.62

Finding the Fourth Proportional to 39,601.84, 59,408.22 and 13,308.62

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Solution

The fourth proportional to 39,601.84, 59,408.22 and 13,308.62 is: 19,964.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,601.84 : 59,408.22 = 13,308.62 : x
  2. Step 2: Convert to fraction form
    39,601.84/59,408.22 = 13,308.62/x
  3. Step 3: Cross multiply
    39,601.84x = 59,408.22 × 13,308.62
  4. Step 4: Simplify right side
    39,601.84x = 790,641,424.86
  5. Step 5: Solve for x
    x = 790,641,424.86/39,601.84
  6. Step 6: Final answer
    x = 19,964.76

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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.