Home / 51,649.68-71,267.08-34,678.56

Finding the Fourth Proportional to 51,649.68, 71,267.08 and 34,678.56

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Solution

The fourth proportional to 51,649.68, 71,267.08 and 34,678.56 is: 47,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,649.68 : 71,267.08 = 34,678.56 : x
  2. Step 2: Convert to fraction form
    51,649.68/71,267.08 = 34,678.56/x
  3. Step 3: Cross multiply
    51,649.68x = 71,267.08 × 34,678.56
  4. Step 4: Simplify right side
    51,649.68x = 2,471,439,709.80
  5. Step 5: Solve for x
    x = 2,471,439,709.80/51,649.68
  6. Step 6: Final answer
    x = 47,850.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.