Home / 42,164.87-63,228.75-22,438.73

Finding the Fourth Proportional to 42,164.87, 63,228.75 and 22,438.73

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Solution

The fourth proportional to 42,164.87, 63,228.75 and 22,438.73 is: 33,648.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,164.87 : 63,228.75 = 22,438.73 : x
  2. Step 2: Convert to fraction form
    42,164.87/63,228.75 = 22,438.73/x
  3. Step 3: Cross multiply
    42,164.87x = 63,228.75 × 22,438.73
  4. Step 4: Simplify right side
    42,164.87x = 1,418,772,533.34
  5. Step 5: Solve for x
    x = 1,418,772,533.34/42,164.87
  6. Step 6: Final answer
    x = 33,648.22

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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.