Home / 31,916.54-47,860.95-10,850.93

Finding the Fourth Proportional to 31,916.54, 47,860.95 and 10,850.93

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Solution

The fourth proportional to 31,916.54, 47,860.95 and 10,850.93 is: 16,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,916.54 : 47,860.95 = 10,850.93 : x
  2. Step 2: Convert to fraction form
    31,916.54/47,860.95 = 10,850.93/x
  3. Step 3: Cross multiply
    31,916.54x = 47,860.95 × 10,850.93
  4. Step 4: Simplify right side
    31,916.54x = 519,335,818.18
  5. Step 5: Solve for x
    x = 519,335,818.18/31,916.54
  6. Step 6: Final answer
    x = 16,271.68

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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.