Home / 51,965.19-77,947.38-26,992.35

Finding the Fourth Proportional to 51,965.19, 77,947.38 and 26,992.35

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Solution

The fourth proportional to 51,965.19, 77,947.38 and 26,992.35 is: 40,488.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,965.19 : 77,947.38 = 26,992.35 : x
  2. Step 2: Convert to fraction form
    51,965.19/77,947.38 = 26,992.35/x
  3. Step 3: Cross multiply
    51,965.19x = 77,947.38 × 26,992.35
  4. Step 4: Simplify right side
    51,965.19x = 2,103,982,962.54
  5. Step 5: Solve for x
    x = 2,103,982,962.54/51,965.19
  6. Step 6: Final answer
    x = 40,488.31

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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.