Home / 38,276.28-57,389.73-18,274.95

Finding the Fourth Proportional to 38,276.28, 57,389.73 and 18,274.95

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Solution

The fourth proportional to 38,276.28, 57,389.73 and 18,274.95 is: 27,400.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,276.28 : 57,389.73 = 18,274.95 : x
  2. Step 2: Convert to fraction form
    38,276.28/57,389.73 = 18,274.95/x
  3. Step 3: Cross multiply
    38,276.28x = 57,389.73 × 18,274.95
  4. Step 4: Simplify right side
    38,276.28x = 1,048,794,446.26
  5. Step 5: Solve for x
    x = 1,048,794,446.26/38,276.28
  6. Step 6: Final answer
    x = 27,400.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.