Home / 25,917.12-35,769.12-14,738.88

Finding the Fourth Proportional to 25,917.12, 35,769.12 and 14,738.88

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Solution

The fourth proportional to 25,917.12, 35,769.12 and 14,738.88 is: 20,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,917.12 : 35,769.12 = 14,738.88 : x
  2. Step 2: Convert to fraction form
    25,917.12/35,769.12 = 14,738.88/x
  3. Step 3: Cross multiply
    25,917.12x = 35,769.12 × 14,738.88
  4. Step 4: Simplify right side
    25,917.12x = 527,196,767.39
  5. Step 5: Solve for x
    x = 527,196,767.39/25,917.12
  6. Step 6: Final answer
    x = 20,341.64

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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.