Home / 34,400.78-47,473.62-19,296.80

Finding the Fourth Proportional to 34,400.78, 47,473.62 and 19,296.80

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Solution

The fourth proportional to 34,400.78, 47,473.62 and 19,296.80 is: 26,629.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,400.78 : 47,473.62 = 19,296.80 : x
  2. Step 2: Convert to fraction form
    34,400.78/47,473.62 = 19,296.80/x
  3. Step 3: Cross multiply
    34,400.78x = 47,473.62 × 19,296.80
  4. Step 4: Simplify right side
    34,400.78x = 916,088,950.42
  5. Step 5: Solve for x
    x = 916,088,950.42/34,400.78
  6. Step 6: Final answer
    x = 26,629.89

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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.