Home / 39,270.96-58,639.66-38,206.82

Finding the Fourth Proportional to 39,270.96, 58,639.66 and 38,206.82

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Solution

The fourth proportional to 39,270.96, 58,639.66 and 38,206.82 is: 57,050.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,270.96 : 58,639.66 = 38,206.82 : x
  2. Step 2: Convert to fraction form
    39,270.96/58,639.66 = 38,206.82/x
  3. Step 3: Cross multiply
    39,270.96x = 58,639.66 × 38,206.82
  4. Step 4: Simplify right side
    39,270.96x = 2,240,434,985.56
  5. Step 5: Solve for x
    x = 2,240,434,985.56/39,270.96
  6. Step 6: Final answer
    x = 57,050.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.