Home / 35,479.39-53,227.85-10,519.44

Finding the Fourth Proportional to 35,479.39, 53,227.85 and 10,519.44

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Solution

The fourth proportional to 35,479.39, 53,227.85 and 10,519.44 is: 15,781.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,479.39 : 53,227.85 = 10,519.44 : x
  2. Step 2: Convert to fraction form
    35,479.39/53,227.85 = 10,519.44/x
  3. Step 3: Cross multiply
    35,479.39x = 53,227.85 × 10,519.44
  4. Step 4: Simplify right side
    35,479.39x = 559,927,174.40
  5. Step 5: Solve for x
    x = 559,927,174.40/35,479.39
  6. Step 6: Final answer
    x = 15,781.76

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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.