Home / 26,820.16-36,987.60-16,749.52

Finding the Fourth Proportional to 26,820.16, 36,987.60 and 16,749.52

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Solution

The fourth proportional to 26,820.16, 36,987.60 and 16,749.52 is: 23,099.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.16 : 36,987.60 = 16,749.52 : x
  2. Step 2: Convert to fraction form
    26,820.16/36,987.60 = 16,749.52/x
  3. Step 3: Cross multiply
    26,820.16x = 36,987.60 × 16,749.52
  4. Step 4: Simplify right side
    26,820.16x = 619,524,545.95
  5. Step 5: Solve for x
    x = 619,524,545.95/26,820.16
  6. Step 6: Final answer
    x = 23,099.21

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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.