Home / 25,406.28-35,127.56-22,253.44

Finding the Fourth Proportional to 25,406.28, 35,127.56 and 22,253.44

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Solution

The fourth proportional to 25,406.28, 35,127.56 and 22,253.44 is: 30,768.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,406.28 : 35,127.56 = 22,253.44 : x
  2. Step 2: Convert to fraction form
    25,406.28/35,127.56 = 22,253.44/x
  3. Step 3: Cross multiply
    25,406.28x = 35,127.56 × 22,253.44
  4. Step 4: Simplify right side
    25,406.28x = 781,709,048.81
  5. Step 5: Solve for x
    x = 781,709,048.81/25,406.28
  6. Step 6: Final answer
    x = 30,768.34

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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.