Home / 31,934.49-47,880.87-15,293.98

Finding the Fourth Proportional to 31,934.49, 47,880.87 and 15,293.98

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Solution

The fourth proportional to 31,934.49, 47,880.87 and 15,293.98 is: 22,930.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.49 : 47,880.87 = 15,293.98 : x
  2. Step 2: Convert to fraction form
    31,934.49/47,880.87 = 15,293.98/x
  3. Step 3: Cross multiply
    31,934.49x = 47,880.87 × 15,293.98
  4. Step 4: Simplify right side
    31,934.49x = 732,289,068.16
  5. Step 5: Solve for x
    x = 732,289,068.16/31,934.49
  6. Step 6: Final answer
    x = 22,930.98

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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.