Home / 31,340.05-47,009.84-10,294.70

Finding the Fourth Proportional to 31,340.05, 47,009.84 and 10,294.70

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Solution

The fourth proportional to 31,340.05, 47,009.84 and 10,294.70 is: 15,441.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,340.05 : 47,009.84 = 10,294.70 : x
  2. Step 2: Convert to fraction form
    31,340.05/47,009.84 = 10,294.70/x
  3. Step 3: Cross multiply
    31,340.05x = 47,009.84 × 10,294.70
  4. Step 4: Simplify right side
    31,340.05x = 483,951,913.33
  5. Step 5: Solve for x
    x = 483,951,913.33/31,340.05
  6. Step 6: Final answer
    x = 15,441.96

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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.