Home / 34,273.86-47,278.93-19,932.12

Finding the Fourth Proportional to 34,273.86, 47,278.93 and 19,932.12

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Solution

The fourth proportional to 34,273.86, 47,278.93 and 19,932.12 is: 27,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,273.86 : 47,278.93 = 19,932.12 : x
  2. Step 2: Convert to fraction form
    34,273.86/47,278.93 = 19,932.12/x
  3. Step 3: Cross multiply
    34,273.86x = 47,278.93 × 19,932.12
  4. Step 4: Simplify right side
    34,273.86x = 942,369,306.23
  5. Step 5: Solve for x
    x = 942,369,306.23/34,273.86
  6. Step 6: Final answer
    x = 27,495.28

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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.