Home / 17,877.47-26,820.06-5,396.45

Finding the Fourth Proportional to 17,877.47, 26,820.06 and 5,396.45

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Solution

The fourth proportional to 17,877.47, 26,820.06 and 5,396.45 is: 8,095.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,877.47 : 26,820.06 = 5,396.45 : x
  2. Step 2: Convert to fraction form
    17,877.47/26,820.06 = 5,396.45/x
  3. Step 3: Cross multiply
    17,877.47x = 26,820.06 × 5,396.45
  4. Step 4: Simplify right side
    17,877.47x = 144,733,112.79
  5. Step 5: Solve for x
    x = 144,733,112.79/17,877.47
  6. Step 6: Final answer
    x = 8,095.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.