Home / 45,078.93-62,223.39-31,653.45

Finding the Fourth Proportional to 45,078.93, 62,223.39 and 31,653.45

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Solution

The fourth proportional to 45,078.93, 62,223.39 and 31,653.45 is: 43,691.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,078.93 : 62,223.39 = 31,653.45 : x
  2. Step 2: Convert to fraction form
    45,078.93/62,223.39 = 31,653.45/x
  3. Step 3: Cross multiply
    45,078.93x = 62,223.39 × 31,653.45
  4. Step 4: Simplify right side
    45,078.93x = 1,969,584,964.20
  5. Step 5: Solve for x
    x = 1,969,584,964.20/45,078.93
  6. Step 6: Final answer
    x = 43,691.92

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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.