Home / 51,506.36-77,261.73-18,226.70

Finding the Fourth Proportional to 51,506.36, 77,261.73 and 18,226.70

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Solution

The fourth proportional to 51,506.36, 77,261.73 and 18,226.70 is: 27,340.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,506.36 : 77,261.73 = 18,226.70 : x
  2. Step 2: Convert to fraction form
    51,506.36/77,261.73 = 18,226.70/x
  3. Step 3: Cross multiply
    51,506.36x = 77,261.73 × 18,226.70
  4. Step 4: Simplify right side
    51,506.36x = 1,408,226,374.19
  5. Step 5: Solve for x
    x = 1,408,226,374.19/51,506.36
  6. Step 6: Final answer
    x = 27,340.82

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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.