Home / 31,774.20-43,748.70-26,984.16

Finding the Fourth Proportional to 31,774.20, 43,748.70 and 26,984.16

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Solution

The fourth proportional to 31,774.20, 43,748.70 and 26,984.16 is: 37,153.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,774.20 : 43,748.70 = 26,984.16 : x
  2. Step 2: Convert to fraction form
    31,774.20/43,748.70 = 26,984.16/x
  3. Step 3: Cross multiply
    31,774.20x = 43,748.70 × 26,984.16
  4. Step 4: Simplify right side
    31,774.20x = 1,180,521,920.59
  5. Step 5: Solve for x
    x = 1,180,521,920.59/31,774.20
  6. Step 6: Final answer
    x = 37,153.47

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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.