Home / 26,820.90-37,018.59-15,492.24

Finding the Fourth Proportional to 26,820.90, 37,018.59 and 15,492.24

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Solution

The fourth proportional to 26,820.90, 37,018.59 and 15,492.24 is: 21,382.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.90 : 37,018.59 = 15,492.24 : x
  2. Step 2: Convert to fraction form
    26,820.90/37,018.59 = 15,492.24/x
  3. Step 3: Cross multiply
    26,820.90x = 37,018.59 × 15,492.24
  4. Step 4: Simplify right side
    26,820.90x = 573,500,880.74
  5. Step 5: Solve for x
    x = 573,500,880.74/26,820.90
  6. Step 6: Final answer
    x = 21,382.61

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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.