Home / 26,920.38-37,151.86-14,983.68

Finding the Fourth Proportional to 26,920.38, 37,151.86 and 14,983.68

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Solution

The fourth proportional to 26,920.38, 37,151.86 and 14,983.68 is: 20,678.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,920.38 : 37,151.86 = 14,983.68 : x
  2. Step 2: Convert to fraction form
    26,920.38/37,151.86 = 14,983.68/x
  3. Step 3: Cross multiply
    26,920.38x = 37,151.86 × 14,983.68
  4. Step 4: Simplify right side
    26,920.38x = 556,671,581.64
  5. Step 5: Solve for x
    x = 556,671,581.64/26,920.38
  6. Step 6: Final answer
    x = 20,678.44

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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.