Home / 31,576.73-47,354.84-10,511.11

Finding the Fourth Proportional to 31,576.73, 47,354.84 and 10,511.11

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Solution

The fourth proportional to 31,576.73, 47,354.84 and 10,511.11 is: 15,763.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576.73 : 47,354.84 = 10,511.11 : x
  2. Step 2: Convert to fraction form
    31,576.73/47,354.84 = 10,511.11/x
  3. Step 3: Cross multiply
    31,576.73x = 47,354.84 × 10,511.11
  4. Step 4: Simplify right side
    31,576.73x = 497,751,880.78
  5. Step 5: Solve for x
    x = 497,751,880.78/31,576.73
  6. Step 6: Final answer
    x = 15,763.25

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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.