Home / 26,586.76-36,689.43-15,101.60

Finding the Fourth Proportional to 26,586.76, 36,689.43 and 15,101.60

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Solution

The fourth proportional to 26,586.76, 36,689.43 and 15,101.60 is: 20,840.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,586.76 : 36,689.43 = 15,101.60 : x
  2. Step 2: Convert to fraction form
    26,586.76/36,689.43 = 15,101.60/x
  3. Step 3: Cross multiply
    26,586.76x = 36,689.43 × 15,101.60
  4. Step 4: Simplify right side
    26,586.76x = 554,068,856.01
  5. Step 5: Solve for x
    x = 554,068,856.01/26,586.76
  6. Step 6: Final answer
    x = 20,840.03

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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.