Home / 39,788.68-59,682.75-10,206.53

Finding the Fourth Proportional to 39,788.68, 59,682.75 and 10,206.53

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Solution

The fourth proportional to 39,788.68, 59,682.75 and 10,206.53 is: 15,309.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,788.68 : 59,682.75 = 10,206.53 : x
  2. Step 2: Convert to fraction form
    39,788.68/59,682.75 = 10,206.53/x
  3. Step 3: Cross multiply
    39,788.68x = 59,682.75 × 10,206.53
  4. Step 4: Simplify right side
    39,788.68x = 609,153,889.29
  5. Step 5: Solve for x
    x = 609,153,889.29/39,788.68
  6. Step 6: Final answer
    x = 15,309.73

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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.