Home / 39,207.68-58,813.77-11,125.53

Finding the Fourth Proportional to 39,207.68, 58,813.77 and 11,125.53

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Solution

The fourth proportional to 39,207.68, 58,813.77 and 11,125.53 is: 16,688.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,207.68 : 58,813.77 = 11,125.53 : x
  2. Step 2: Convert to fraction form
    39,207.68/58,813.77 = 11,125.53/x
  3. Step 3: Cross multiply
    39,207.68x = 58,813.77 × 11,125.53
  4. Step 4: Simplify right side
    39,207.68x = 654,334,362.55
  5. Step 5: Solve for x
    x = 654,334,362.55/39,207.68
  6. Step 6: Final answer
    x = 16,688.93

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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.