Home / 26,628.21-36,747.14-14,691.51

Finding the Fourth Proportional to 26,628.21, 36,747.14 and 14,691.51

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Solution

The fourth proportional to 26,628.21, 36,747.14 and 14,691.51 is: 20,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,628.21 : 36,747.14 = 14,691.51 : x
  2. Step 2: Convert to fraction form
    26,628.21/36,747.14 = 14,691.51/x
  3. Step 3: Cross multiply
    26,628.21x = 36,747.14 × 14,691.51
  4. Step 4: Simplify right side
    26,628.21x = 539,870,901.32
  5. Step 5: Solve for x
    x = 539,870,901.32/26,628.21
  6. Step 6: Final answer
    x = 20,274.40

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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.