Home / 45,038.82-62,087.67-31,569.42

Finding the Fourth Proportional to 45,038.82, 62,087.67 and 31,569.42

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Solution

The fourth proportional to 45,038.82, 62,087.67 and 31,569.42 is: 43,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,038.82 : 62,087.67 = 31,569.42 : x
  2. Step 2: Convert to fraction form
    45,038.82/62,087.67 = 31,569.42/x
  3. Step 3: Cross multiply
    45,038.82x = 62,087.67 × 31,569.42
  4. Step 4: Simplify right side
    45,038.82x = 1,960,071,731.05
  5. Step 5: Solve for x
    x = 1,960,071,731.05/45,038.82
  6. Step 6: Final answer
    x = 43,519.61

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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.