Home / 39,345.05-59,017.98-31,497.45

Finding the Fourth Proportional to 39,345.05, 59,017.98 and 31,497.45

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Solution

The fourth proportional to 39,345.05, 59,017.98 and 31,497.45 is: 47,246.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,345.05 : 59,017.98 = 31,497.45 : x
  2. Step 2: Convert to fraction form
    39,345.05/59,017.98 = 31,497.45/x
  3. Step 3: Cross multiply
    39,345.05x = 59,017.98 × 31,497.45
  4. Step 4: Simplify right side
    39,345.05x = 1,858,915,874.15
  5. Step 5: Solve for x
    x = 1,858,915,874.15/39,345.05
  6. Step 6: Final answer
    x = 47,246.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.