Home / 42,228.33-63,351.54-15,574.41

Finding the Fourth Proportional to 42,228.33, 63,351.54 and 15,574.41

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Solution

The fourth proportional to 42,228.33, 63,351.54 and 15,574.41 is: 23,364.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,228.33 : 63,351.54 = 15,574.41 : x
  2. Step 2: Convert to fraction form
    42,228.33/63,351.54 = 15,574.41/x
  3. Step 3: Cross multiply
    42,228.33x = 63,351.54 × 15,574.41
  4. Step 4: Simplify right side
    42,228.33x = 986,662,858.09
  5. Step 5: Solve for x
    x = 986,662,858.09/42,228.33
  6. Step 6: Final answer
    x = 23,364.95

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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.