Home / 25,534.49-38,273.34-19,274.21

Finding the Fourth Proportional to 25,534.49, 38,273.34 and 19,274.21

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Solution

The fourth proportional to 25,534.49, 38,273.34 and 19,274.21 is: 28,889.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,534.49 : 38,273.34 = 19,274.21 : x
  2. Step 2: Convert to fraction form
    25,534.49/38,273.34 = 19,274.21/x
  3. Step 3: Cross multiply
    25,534.49x = 38,273.34 × 19,274.21
  4. Step 4: Simplify right side
    25,534.49x = 737,688,201.19
  5. Step 5: Solve for x
    x = 737,688,201.19/25,534.49
  6. Step 6: Final answer
    x = 28,889.87

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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.