Home / 37,276.68-51,447.78-21,965.72

Finding the Fourth Proportional to 37,276.68, 51,447.78 and 21,965.72

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Solution

The fourth proportional to 37,276.68, 51,447.78 and 21,965.72 is: 30,316.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,276.68 : 51,447.78 = 21,965.72 : x
  2. Step 2: Convert to fraction form
    37,276.68/51,447.78 = 21,965.72/x
  3. Step 3: Cross multiply
    37,276.68x = 51,447.78 × 21,965.72
  4. Step 4: Simplify right side
    37,276.68x = 1,130,087,530.10
  5. Step 5: Solve for x
    x = 1,130,087,530.10/37,276.68
  6. Step 6: Final answer
    x = 30,316.21

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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.