Home / 39,472.72-54,448.52-26,039.20

Finding the Fourth Proportional to 39,472.72, 54,448.52 and 26,039.20

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Solution

The fourth proportional to 39,472.72, 54,448.52 and 26,039.20 is: 35,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,472.72 : 54,448.52 = 26,039.20 : x
  2. Step 2: Convert to fraction form
    39,472.72/54,448.52 = 26,039.20/x
  3. Step 3: Cross multiply
    39,472.72x = 54,448.52 × 26,039.20
  4. Step 4: Simplify right side
    39,472.72x = 1,417,795,901.98
  5. Step 5: Solve for x
    x = 1,417,795,901.98/39,472.72
  6. Step 6: Final answer
    x = 35,918.37

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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.