Home / 31,283.62-46,807.70-21,941.86

Finding the Fourth Proportional to 31,283.62, 46,807.70 and 21,941.86

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Solution

The fourth proportional to 31,283.62, 46,807.70 and 21,941.86 is: 32,830.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,283.62 : 46,807.70 = 21,941.86 : x
  2. Step 2: Convert to fraction form
    31,283.62/46,807.70 = 21,941.86/x
  3. Step 3: Cross multiply
    31,283.62x = 46,807.70 × 21,941.86
  4. Step 4: Simplify right side
    31,283.62x = 1,027,048,000.32
  5. Step 5: Solve for x
    x = 1,027,048,000.32/31,283.62
  6. Step 6: Final answer
    x = 32,830.22

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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.