Home / 31,798.56-47,658.96-10,997.76

Finding the Fourth Proportional to 31,798.56, 47,658.96 and 10,997.76

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Solution

The fourth proportional to 31,798.56, 47,658.96 and 10,997.76 is: 16,483.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,798.56 : 47,658.96 = 10,997.76 : x
  2. Step 2: Convert to fraction form
    31,798.56/47,658.96 = 10,997.76/x
  3. Step 3: Cross multiply
    31,798.56x = 47,658.96 × 10,997.76
  4. Step 4: Simplify right side
    31,798.56x = 524,141,803.93
  5. Step 5: Solve for x
    x = 524,141,803.93/31,798.56
  6. Step 6: Final answer
    x = 16,483.19

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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.