Home / 26,679.39-36,818.31-14,743.50

Finding the Fourth Proportional to 26,679.39, 36,818.31 and 14,743.50

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Solution

The fourth proportional to 26,679.39, 36,818.31 and 14,743.50 is: 20,346.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,679.39 : 36,818.31 = 14,743.50 : x
  2. Step 2: Convert to fraction form
    26,679.39/36,818.31 = 14,743.50/x
  3. Step 3: Cross multiply
    26,679.39x = 36,818.31 × 14,743.50
  4. Step 4: Simplify right side
    26,679.39x = 542,830,753.49
  5. Step 5: Solve for x
    x = 542,830,753.49/26,679.39
  6. Step 6: Final answer
    x = 20,346.45

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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.