Home / 26,820.21-40,221.21-9,285.93

Finding the Fourth Proportional to 26,820.21, 40,221.21 and 9,285.93

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Solution

The fourth proportional to 26,820.21, 40,221.21 and 9,285.93 is: 13,925.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,820.21 : 40,221.21 = 9,285.93 : x
  2. Step 2: Convert to fraction form
    26,820.21/40,221.21 = 9,285.93/x
  3. Step 3: Cross multiply
    26,820.21x = 40,221.21 × 9,285.93
  4. Step 4: Simplify right side
    26,820.21x = 373,491,340.58
  5. Step 5: Solve for x
    x = 373,491,340.58/26,820.21
  6. Step 6: Final answer
    x = 13,925.74

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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.