Home / 35,471.40-48,950.52-21,332.46

Finding the Fourth Proportional to 35,471.40, 48,950.52 and 21,332.46

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Solution

The fourth proportional to 35,471.40, 48,950.52 and 21,332.46 is: 29,438.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,471.40 : 48,950.52 = 21,332.46 : x
  2. Step 2: Convert to fraction form
    35,471.40/48,950.52 = 21,332.46/x
  3. Step 3: Cross multiply
    35,471.40x = 48,950.52 × 21,332.46
  4. Step 4: Simplify right side
    35,471.40x = 1,044,235,009.88
  5. Step 5: Solve for x
    x = 1,044,235,009.88/35,471.40
  6. Step 6: Final answer
    x = 29,438.79

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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.