Home / 26,131.87-36,026.27-17,955.22

Finding the Fourth Proportional to 26,131.87, 36,026.27 and 17,955.22

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Solution

The fourth proportional to 26,131.87, 36,026.27 and 17,955.22 is: 24,753.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,131.87 : 36,026.27 = 17,955.22 : x
  2. Step 2: Convert to fraction form
    26,131.87/36,026.27 = 17,955.22/x
  3. Step 3: Cross multiply
    26,131.87x = 36,026.27 × 17,955.22
  4. Step 4: Simplify right side
    26,131.87x = 646,859,558.67
  5. Step 5: Solve for x
    x = 646,859,558.67/26,131.87
  6. Step 6: Final answer
    x = 24,753.67

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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.