Home / 42,313.05-63,398.16-25,622.73

Finding the Fourth Proportional to 42,313.05, 63,398.16 and 25,622.73

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Solution

The fourth proportional to 42,313.05, 63,398.16 and 25,622.73 is: 38,390.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,313.05 : 63,398.16 = 25,622.73 : x
  2. Step 2: Convert to fraction form
    42,313.05/63,398.16 = 25,622.73/x
  3. Step 3: Cross multiply
    42,313.05x = 63,398.16 × 25,622.73
  4. Step 4: Simplify right side
    42,313.05x = 1,624,433,936.18
  5. Step 5: Solve for x
    x = 1,624,433,936.18/42,313.05
  6. Step 6: Final answer
    x = 38,390.85

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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.