Home / 51,814.08-71,470.08-30,592.08

Finding the Fourth Proportional to 51,814.08, 71,470.08 and 30,592.08

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Solution

The fourth proportional to 51,814.08, 71,470.08 and 30,592.08 is: 42,197.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,814.08 : 71,470.08 = 30,592.08 : x
  2. Step 2: Convert to fraction form
    51,814.08/71,470.08 = 30,592.08/x
  3. Step 3: Cross multiply
    51,814.08x = 71,470.08 × 30,592.08
  4. Step 4: Simplify right side
    51,814.08x = 2,186,418,404.97
  5. Step 5: Solve for x
    x = 2,186,418,404.97/51,814.08
  6. Step 6: Final answer
    x = 42,197.38

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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.