Home / 26,440.32-36,486.42-15,835.80

Finding the Fourth Proportional to 26,440.32, 36,486.42 and 15,835.80

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Solution

The fourth proportional to 26,440.32, 36,486.42 and 15,835.80 is: 21,852.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,440.32 : 36,486.42 = 15,835.80 : x
  2. Step 2: Convert to fraction form
    26,440.32/36,486.42 = 15,835.80/x
  3. Step 3: Cross multiply
    26,440.32x = 36,486.42 × 15,835.80
  4. Step 4: Simplify right side
    26,440.32x = 577,791,649.84
  5. Step 5: Solve for x
    x = 577,791,649.84/26,440.32
  6. Step 6: Final answer
    x = 21,852.67

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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.