Home / 26,842.88-40,246.10-12,606.43

Finding the Fourth Proportional to 26,842.88, 40,246.10 and 12,606.43

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Solution

The fourth proportional to 26,842.88, 40,246.10 and 12,606.43 is: 18,901.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,842.88 : 40,246.10 = 12,606.43 : x
  2. Step 2: Convert to fraction form
    26,842.88/40,246.10 = 12,606.43/x
  3. Step 3: Cross multiply
    26,842.88x = 40,246.10 × 12,606.43
  4. Step 4: Simplify right side
    26,842.88x = 507,359,378.16
  5. Step 5: Solve for x
    x = 507,359,378.16/26,842.88
  6. Step 6: Final answer
    x = 18,901.08

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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.