Home / 26,919.59-37,148.72-14,819.81

Finding the Fourth Proportional to 26,919.59, 37,148.72 and 14,819.81

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Solution

The fourth proportional to 26,919.59, 37,148.72 and 14,819.81 is: 20,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,919.59 : 37,148.72 = 14,819.81 : x
  2. Step 2: Convert to fraction form
    26,919.59/37,148.72 = 14,819.81/x
  3. Step 3: Cross multiply
    26,919.59x = 37,148.72 × 14,819.81
  4. Step 4: Simplify right side
    26,919.59x = 550,536,712.30
  5. Step 5: Solve for x
    x = 550,536,712.30/26,919.59
  6. Step 6: Final answer
    x = 20,451.16

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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.