Home / 31,777.20-47,632.53-10,709.94

Finding the Fourth Proportional to 31,777.20, 47,632.53 and 10,709.94

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Solution

The fourth proportional to 31,777.20, 47,632.53 and 10,709.94 is: 16,053.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,777.20 : 47,632.53 = 10,709.94 : x
  2. Step 2: Convert to fraction form
    31,777.20/47,632.53 = 10,709.94/x
  3. Step 3: Cross multiply
    31,777.20x = 47,632.53 × 10,709.94
  4. Step 4: Simplify right side
    31,777.20x = 510,141,538.35
  5. Step 5: Solve for x
    x = 510,141,538.35/31,777.20
  6. Step 6: Final answer
    x = 16,053.70

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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.