Home / 31,600.78-43,608.18-17,453.32

Finding the Fourth Proportional to 31,600.78, 43,608.18 and 17,453.32

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Solution

The fourth proportional to 31,600.78, 43,608.18 and 17,453.32 is: 24,085.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,600.78 : 43,608.18 = 17,453.32 : x
  2. Step 2: Convert to fraction form
    31,600.78/43,608.18 = 17,453.32/x
  3. Step 3: Cross multiply
    31,600.78x = 43,608.18 × 17,453.32
  4. Step 4: Simplify right side
    31,600.78x = 761,107,520.16
  5. Step 5: Solve for x
    x = 761,107,520.16/31,600.78
  6. Step 6: Final answer
    x = 24,085.09

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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.