Home / 31,731.65-47,602.88-10,950.29

Finding the Fourth Proportional to 31,731.65, 47,602.88 and 10,950.29

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Solution

The fourth proportional to 31,731.65, 47,602.88 and 10,950.29 is: 16,427.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,731.65 : 47,602.88 = 10,950.29 : x
  2. Step 2: Convert to fraction form
    31,731.65/47,602.88 = 10,950.29/x
  3. Step 3: Cross multiply
    31,731.65x = 47,602.88 × 10,950.29
  4. Step 4: Simplify right side
    31,731.65x = 521,265,286.08
  5. Step 5: Solve for x
    x = 521,265,286.08/31,731.65
  6. Step 6: Final answer
    x = 16,427.30

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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.