Home / 37,932.68-52,347.10-21,165.68

Finding the Fourth Proportional to 37,932.68, 52,347.10 and 21,165.68

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Solution

The fourth proportional to 37,932.68, 52,347.10 and 21,165.68 is: 29,208.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,932.68 : 52,347.10 = 21,165.68 : x
  2. Step 2: Convert to fraction form
    37,932.68/52,347.10 = 21,165.68/x
  3. Step 3: Cross multiply
    37,932.68x = 52,347.10 × 21,165.68
  4. Step 4: Simplify right side
    37,932.68x = 1,107,961,937.94
  5. Step 5: Solve for x
    x = 1,107,961,937.94/37,932.68
  6. Step 6: Final answer
    x = 29,208.64

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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.