Home / 31,360.01-43,273.55-17,749.58

Finding the Fourth Proportional to 31,360.01, 43,273.55 and 17,749.58

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Solution

The fourth proportional to 31,360.01, 43,273.55 and 17,749.58 is: 24,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,360.01 : 43,273.55 = 17,749.58 : x
  2. Step 2: Convert to fraction form
    31,360.01/43,273.55 = 17,749.58/x
  3. Step 3: Cross multiply
    31,360.01x = 43,273.55 × 17,749.58
  4. Step 4: Simplify right side
    31,360.01x = 768,087,229.43
  5. Step 5: Solve for x
    x = 768,087,229.43/31,360.01
  6. Step 6: Final answer
    x = 24,492.57

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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.