Home / 31,709.56-47,564.34-10,933.06

Finding the Fourth Proportional to 31,709.56, 47,564.34 and 10,933.06

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Solution

The fourth proportional to 31,709.56, 47,564.34 and 10,933.06 is: 16,399.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,709.56 : 47,564.34 = 10,933.06 : x
  2. Step 2: Convert to fraction form
    31,709.56/47,564.34 = 10,933.06/x
  3. Step 3: Cross multiply
    31,709.56x = 47,564.34 × 10,933.06
  4. Step 4: Simplify right side
    31,709.56x = 520,023,783.08
  5. Step 5: Solve for x
    x = 520,023,783.08/31,709.56
  6. Step 6: Final answer
    x = 16,399.59

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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.