Home / 37,907.76-52,309.08-21,141.84

Finding the Fourth Proportional to 37,907.76, 52,309.08 and 21,141.84

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Solution

The fourth proportional to 37,907.76, 52,309.08 and 21,141.84 is: 29,173.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,907.76 : 52,309.08 = 21,141.84 : x
  2. Step 2: Convert to fraction form
    37,907.76/52,309.08 = 21,141.84/x
  3. Step 3: Cross multiply
    37,907.76x = 52,309.08 × 21,141.84
  4. Step 4: Simplify right side
    37,907.76x = 1,105,910,199.91
  5. Step 5: Solve for x
    x = 1,105,910,199.91/37,907.76
  6. Step 6: Final answer
    x = 29,173.72

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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.