Home / 37,710.38-52,040.85-20,716.15

Finding the Fourth Proportional to 37,710.38, 52,040.85 and 20,716.15

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Solution

The fourth proportional to 37,710.38, 52,040.85 and 20,716.15 is: 28,588.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,710.38 : 52,040.85 = 20,716.15 : x
  2. Step 2: Convert to fraction form
    37,710.38/52,040.85 = 20,716.15/x
  3. Step 3: Cross multiply
    37,710.38x = 52,040.85 × 20,716.15
  4. Step 4: Simplify right side
    37,710.38x = 1,078,085,924.63
  5. Step 5: Solve for x
    x = 1,078,085,924.63/37,710.38
  6. Step 6: Final answer
    x = 28,588.58

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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.