Home / 31,984.96-47,953.73-15,329.13

Finding the Fourth Proportional to 31,984.96, 47,953.73 and 15,329.13

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Solution

The fourth proportional to 31,984.96, 47,953.73 and 15,329.13 is: 22,982.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984.96 : 47,953.73 = 15,329.13 : x
  2. Step 2: Convert to fraction form
    31,984.96/47,953.73 = 15,329.13/x
  3. Step 3: Cross multiply
    31,984.96x = 47,953.73 × 15,329.13
  4. Step 4: Simplify right side
    31,984.96x = 735,088,961.15
  5. Step 5: Solve for x
    x = 735,088,961.15/31,984.96
  6. Step 6: Final answer
    x = 22,982.33

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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.