Home / 39,065.55-58,589.02-16,866.78

Finding the Fourth Proportional to 39,065.55, 58,589.02 and 16,866.78

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Solution

The fourth proportional to 39,065.55, 58,589.02 and 16,866.78 is: 25,296.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,065.55 : 58,589.02 = 16,866.78 : x
  2. Step 2: Convert to fraction form
    39,065.55/58,589.02 = 16,866.78/x
  3. Step 3: Cross multiply
    39,065.55x = 58,589.02 × 16,866.78
  4. Step 4: Simplify right side
    39,065.55x = 988,208,110.76
  5. Step 5: Solve for x
    x = 988,208,110.76/39,065.55
  6. Step 6: Final answer
    x = 25,296.15

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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.