Home / 31,961.17-47,943.64-9,776.08

Finding the Fourth Proportional to 31,961.17, 47,943.64 and 9,776.08

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Solution

The fourth proportional to 31,961.17, 47,943.64 and 9,776.08 is: 14,664.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,961.17 : 47,943.64 = 9,776.08 : x
  2. Step 2: Convert to fraction form
    31,961.17/47,943.64 = 9,776.08/x
  3. Step 3: Cross multiply
    31,961.17x = 47,943.64 × 9,776.08
  4. Step 4: Simplify right side
    31,961.17x = 468,700,752.49
  5. Step 5: Solve for x
    x = 468,700,752.49/31,961.17
  6. Step 6: Final answer
    x = 14,664.69

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.