Home / 35,126.66-48,476.00-20,021.58

Finding the Fourth Proportional to 35,126.66, 48,476.00 and 20,021.58

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Solution

The fourth proportional to 35,126.66, 48,476.00 and 20,021.58 is: 27,630.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,126.66 : 48,476.00 = 20,021.58 : x
  2. Step 2: Convert to fraction form
    35,126.66/48,476.00 = 20,021.58/x
  3. Step 3: Cross multiply
    35,126.66x = 48,476.00 × 20,021.58
  4. Step 4: Simplify right side
    35,126.66x = 970,566,162.13
  5. Step 5: Solve for x
    x = 970,566,162.13/35,126.66
  6. Step 6: Final answer
    x = 27,630.47

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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.