Home / 51,075.50-76,684.32-26,132.76

Finding the Fourth Proportional to 51,075.50, 76,684.32 and 26,132.76

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Solution

The fourth proportional to 51,075.50, 76,684.32 and 26,132.76 is: 39,235.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,075.50 : 76,684.32 = 26,132.76 : x
  2. Step 2: Convert to fraction form
    51,075.50/76,684.32 = 26,132.76/x
  3. Step 3: Cross multiply
    51,075.50x = 76,684.32 × 26,132.76
  4. Step 4: Simplify right side
    51,075.50x = 2,003,972,930.32
  5. Step 5: Solve for x
    x = 2,003,972,930.32/51,075.50
  6. Step 6: Final answer
    x = 39,235.51

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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.