Home / 35,332.56-48,760.65-21,910.86

Finding the Fourth Proportional to 35,332.56, 48,760.65 and 21,910.86

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Solution

The fourth proportional to 35,332.56, 48,760.65 and 21,910.86 is: 30,238.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,332.56 : 48,760.65 = 21,910.86 : x
  2. Step 2: Convert to fraction form
    35,332.56/48,760.65 = 21,910.86/x
  3. Step 3: Cross multiply
    35,332.56x = 48,760.65 × 21,910.86
  4. Step 4: Simplify right side
    35,332.56x = 1,068,387,775.66
  5. Step 5: Solve for x
    x = 1,068,387,775.66/35,332.56
  6. Step 6: Final answer
    x = 30,238.05

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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.