Home / 14,764.39-20,394.29-10,943.76

Finding the Fourth Proportional to 14,764.39, 20,394.29 and 10,943.76

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Solution

The fourth proportional to 14,764.39, 20,394.29 and 10,943.76 is: 15,116.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,764.39 : 20,394.29 = 10,943.76 : x
  2. Step 2: Convert to fraction form
    14,764.39/20,394.29 = 10,943.76/x
  3. Step 3: Cross multiply
    14,764.39x = 20,394.29 × 10,943.76
  4. Step 4: Simplify right side
    14,764.39x = 223,190,242.49
  5. Step 5: Solve for x
    x = 223,190,242.49/14,764.39
  6. Step 6: Final answer
    x = 15,116.80

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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.