Home / 26,842.48-40,255.51-12,795.10

Finding the Fourth Proportional to 26,842.48, 40,255.51 and 12,795.10

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Solution

The fourth proportional to 26,842.48, 40,255.51 and 12,795.10 is: 19,188.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,842.48 : 40,255.51 = 12,795.10 : x
  2. Step 2: Convert to fraction form
    26,842.48/40,255.51 = 12,795.10/x
  3. Step 3: Cross multiply
    26,842.48x = 40,255.51 × 12,795.10
  4. Step 4: Simplify right side
    26,842.48x = 515,073,276.00
  5. Step 5: Solve for x
    x = 515,073,276.00/26,842.48
  6. Step 6: Final answer
    x = 19,188.74

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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.