Home / 31,423.55-43,364.66-17,277.30

Finding the Fourth Proportional to 31,423.55, 43,364.66 and 17,277.30

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Solution

The fourth proportional to 31,423.55, 43,364.66 and 17,277.30 is: 23,842.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,423.55 : 43,364.66 = 17,277.30 : x
  2. Step 2: Convert to fraction form
    31,423.55/43,364.66 = 17,277.30/x
  3. Step 3: Cross multiply
    31,423.55x = 43,364.66 × 17,277.30
  4. Step 4: Simplify right side
    31,423.55x = 749,224,153.83
  5. Step 5: Solve for x
    x = 749,224,153.83/31,423.55
  6. Step 6: Final answer
    x = 23,842.76

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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.