Home / 35,267.24-48,668.80-20,160.24

Finding the Fourth Proportional to 35,267.24, 48,668.80 and 20,160.24

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Solution

The fourth proportional to 35,267.24, 48,668.80 and 20,160.24 is: 27,821.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,267.24 : 48,668.80 = 20,160.24 : x
  2. Step 2: Convert to fraction form
    35,267.24/48,668.80 = 20,160.24/x
  3. Step 3: Cross multiply
    35,267.24x = 48,668.80 × 20,160.24
  4. Step 4: Simplify right side
    35,267.24x = 981,174,493.40
  5. Step 5: Solve for x
    x = 981,174,493.40/35,267.24
  6. Step 6: Final answer
    x = 27,821.13

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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.