Home / 37,964.28-52,389.78-20,969.94

Finding the Fourth Proportional to 37,964.28, 52,389.78 and 20,969.94

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Solution

The fourth proportional to 37,964.28, 52,389.78 and 20,969.94 is: 28,938.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,964.28 : 52,389.78 = 20,969.94 : x
  2. Step 2: Convert to fraction form
    37,964.28/52,389.78 = 20,969.94/x
  3. Step 3: Cross multiply
    37,964.28x = 52,389.78 × 20,969.94
  4. Step 4: Simplify right side
    37,964.28x = 1,098,610,543.21
  5. Step 5: Solve for x
    x = 1,098,610,543.21/37,964.28
  6. Step 6: Final answer
    x = 28,938.01

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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.