Home / 45,434.97-62,699.33-28,448.59

Finding the Fourth Proportional to 45,434.97, 62,699.33 and 28,448.59

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Solution

The fourth proportional to 45,434.97, 62,699.33 and 28,448.59 is: 39,258.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,434.97 : 62,699.33 = 28,448.59 : x
  2. Step 2: Convert to fraction form
    45,434.97/62,699.33 = 28,448.59/x
  3. Step 3: Cross multiply
    45,434.97x = 62,699.33 × 28,448.59
  4. Step 4: Simplify right side
    45,434.97x = 1,783,707,390.20
  5. Step 5: Solve for x
    x = 1,783,707,390.20/45,434.97
  6. Step 6: Final answer
    x = 39,258.47

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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.