Home / 26,625-36,742.32-14,688.66

Finding the Fourth Proportional to 26,625, 36,742.32 and 14,688.66

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Solution

The fourth proportional to 26,625, 36,742.32 and 14,688.66 is: 20,270.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,625 : 36,742.32 = 14,688.66 : x
  2. Step 2: Convert to fraction form
    26,625/36,742.32 = 14,688.66/x
  3. Step 3: Cross multiply
    26,625x = 36,742.32 × 14,688.66
  4. Step 4: Simplify right side
    26,625x = 539,695,446.09
  5. Step 5: Solve for x
    x = 539,695,446.09/26,625
  6. Step 6: Final answer
    x = 20,270.25

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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.