Home / 27,214.13-40,833.75-12,427.58

Finding the Fourth Proportional to 27,214.13, 40,833.75 and 12,427.58

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Solution

The fourth proportional to 27,214.13, 40,833.75 and 12,427.58 is: 18,647.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,214.13 : 40,833.75 = 12,427.58 : x
  2. Step 2: Convert to fraction form
    27,214.13/40,833.75 = 12,427.58/x
  3. Step 3: Cross multiply
    27,214.13x = 40,833.75 × 12,427.58
  4. Step 4: Simplify right side
    27,214.13x = 507,464,694.83
  5. Step 5: Solve for x
    x = 507,464,694.83/27,214.13
  6. Step 6: Final answer
    x = 18,647.10

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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.