Home / 37,211.88-51,337.90-21,075.48

Finding the Fourth Proportional to 37,211.88, 51,337.90 and 21,075.48

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Solution

The fourth proportional to 37,211.88, 51,337.90 and 21,075.48 is: 29,075.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,211.88 : 51,337.90 = 21,075.48 : x
  2. Step 2: Convert to fraction form
    37,211.88/51,337.90 = 21,075.48/x
  3. Step 3: Cross multiply
    37,211.88x = 51,337.90 × 21,075.48
  4. Step 4: Simplify right side
    37,211.88x = 1,081,970,884.69
  5. Step 5: Solve for x
    x = 1,081,970,884.69/37,211.88
  6. Step 6: Final answer
    x = 29,075.95

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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.