Home / 31,941.85-44,056.29-21,167.23

Finding the Fourth Proportional to 31,941.85, 44,056.29 and 21,167.23

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Solution

The fourth proportional to 31,941.85, 44,056.29 and 21,167.23 is: 29,195.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,941.85 : 44,056.29 = 21,167.23 : x
  2. Step 2: Convert to fraction form
    31,941.85/44,056.29 = 21,167.23/x
  3. Step 3: Cross multiply
    31,941.85x = 44,056.29 × 21,167.23
  4. Step 4: Simplify right side
    31,941.85x = 932,549,623.38
  5. Step 5: Solve for x
    x = 932,549,623.38/31,941.85
  6. Step 6: Final answer
    x = 29,195.23

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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.