Home / 26,688.11-36,829.19-14,751.20

Finding the Fourth Proportional to 26,688.11, 36,829.19 and 14,751.20

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Solution

The fourth proportional to 26,688.11, 36,829.19 and 14,751.20 is: 20,356.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,688.11 : 36,829.19 = 14,751.20 : x
  2. Step 2: Convert to fraction form
    26,688.11/36,829.19 = 14,751.20/x
  3. Step 3: Cross multiply
    26,688.11x = 36,829.19 × 14,751.20
  4. Step 4: Simplify right side
    26,688.11x = 543,274,489.63
  5. Step 5: Solve for x
    x = 543,274,489.63/26,688.11
  6. Step 6: Final answer
    x = 20,356.43

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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.