Home / 34,983.84-47,941.26-31,620.72

Finding the Fourth Proportional to 34,983.84, 47,941.26 and 31,620.72

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Solution

The fourth proportional to 34,983.84, 47,941.26 and 31,620.72 is: 43,332.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,983.84 : 47,941.26 = 31,620.72 : x
  2. Step 2: Convert to fraction form
    34,983.84/47,941.26 = 31,620.72/x
  3. Step 3: Cross multiply
    34,983.84x = 47,941.26 × 31,620.72
  4. Step 4: Simplify right side
    34,983.84x = 1,515,937,158.91
  5. Step 5: Solve for x
    x = 1,515,937,158.91/34,983.84
  6. Step 6: Final answer
    x = 43,332.50

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.