Home / 35,404.43-48,859.50-19,490.36

Finding the Fourth Proportional to 35,404.43, 48,859.50 and 19,490.36

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Solution

The fourth proportional to 35,404.43, 48,859.50 and 19,490.36 is: 26,897.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,404.43 : 48,859.50 = 19,490.36 : x
  2. Step 2: Convert to fraction form
    35,404.43/48,859.50 = 19,490.36/x
  3. Step 3: Cross multiply
    35,404.43x = 48,859.50 × 19,490.36
  4. Step 4: Simplify right side
    35,404.43x = 952,289,000.12
  5. Step 5: Solve for x
    x = 952,289,000.12/35,404.43
  6. Step 6: Final answer
    x = 26,897.46

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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.