Home / 39,969.74-55,158.26-22,064.76

Finding the Fourth Proportional to 39,969.74, 55,158.26 and 22,064.76

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Solution

The fourth proportional to 39,969.74, 55,158.26 and 22,064.76 is: 30,449.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,969.74 : 55,158.26 = 22,064.76 : x
  2. Step 2: Convert to fraction form
    39,969.74/55,158.26 = 22,064.76/x
  3. Step 3: Cross multiply
    39,969.74x = 55,158.26 × 22,064.76
  4. Step 4: Simplify right side
    39,969.74x = 1,217,053,658.59
  5. Step 5: Solve for x
    x = 1,217,053,658.59/39,969.74
  6. Step 6: Final answer
    x = 30,449.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.