Home / 26,824.40-37,009.09-15,492.39

Finding the Fourth Proportional to 26,824.40, 37,009.09 and 15,492.39

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Solution

The fourth proportional to 26,824.40, 37,009.09 and 15,492.39 is: 21,374.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,824.40 : 37,009.09 = 15,492.39 : x
  2. Step 2: Convert to fraction form
    26,824.40/37,009.09 = 15,492.39/x
  3. Step 3: Cross multiply
    26,824.40x = 37,009.09 × 15,492.39
  4. Step 4: Simplify right side
    26,824.40x = 573,359,255.83
  5. Step 5: Solve for x
    x = 573,359,255.83/26,824.40
  6. Step 6: Final answer
    x = 21,374.54

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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.