Home / 31,232.83-43,100.95-17,085.50

Finding the Fourth Proportional to 31,232.83, 43,100.95 and 17,085.50

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Solution

The fourth proportional to 31,232.83, 43,100.95 and 17,085.50 is: 23,577.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,232.83 : 43,100.95 = 17,085.50 : x
  2. Step 2: Convert to fraction form
    31,232.83/43,100.95 = 17,085.50/x
  3. Step 3: Cross multiply
    31,232.83x = 43,100.95 × 17,085.50
  4. Step 4: Simplify right side
    31,232.83x = 736,401,195.80
  5. Step 5: Solve for x
    x = 736,401,195.80/31,232.83
  6. Step 6: Final answer
    x = 23,577.80

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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.