Home / 45,372.36-62,609.58-42,028.68

Finding the Fourth Proportional to 45,372.36, 62,609.58 and 42,028.68

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Solution

The fourth proportional to 45,372.36, 62,609.58 and 42,028.68 is: 57,995.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,372.36 : 62,609.58 = 42,028.68 : x
  2. Step 2: Convert to fraction form
    45,372.36/62,609.58 = 42,028.68/x
  3. Step 3: Cross multiply
    45,372.36x = 62,609.58 × 42,028.68
  4. Step 4: Simplify right side
    45,372.36x = 2,631,398,002.75
  5. Step 5: Solve for x
    x = 2,631,398,002.75/45,372.36
  6. Step 6: Final answer
    x = 57,995.62

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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.