Home / 26,678.44-36,818.40-14,742.84

Finding the Fourth Proportional to 26,678.44, 36,818.40 and 14,742.84

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Solution

The fourth proportional to 26,678.44, 36,818.40 and 14,742.84 is: 20,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,678.44 : 36,818.40 = 14,742.84 : x
  2. Step 2: Convert to fraction form
    26,678.44/36,818.40 = 14,742.84/x
  3. Step 3: Cross multiply
    26,678.44x = 36,818.40 × 14,742.84
  4. Step 4: Simplify right side
    26,678.44x = 542,807,780.26
  5. Step 5: Solve for x
    x = 542,807,780.26/26,678.44
  6. Step 6: Final answer
    x = 20,346.31

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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.