Home / 31,958.36-47,916.78-13,233.32

Finding the Fourth Proportional to 31,958.36, 47,916.78 and 13,233.32

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Solution

The fourth proportional to 31,958.36, 47,916.78 and 13,233.32 is: 19,841.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,958.36 : 47,916.78 = 13,233.32 : x
  2. Step 2: Convert to fraction form
    31,958.36/47,916.78 = 13,233.32/x
  3. Step 3: Cross multiply
    31,958.36x = 47,916.78 × 13,233.32
  4. Step 4: Simplify right side
    31,958.36x = 634,098,083.11
  5. Step 5: Solve for x
    x = 634,098,083.11/31,958.36
  6. Step 6: Final answer
    x = 19,841.38

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1.5x scale

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.