Home / 25,861.36-35,691.72-14,530.88

Finding the Fourth Proportional to 25,861.36, 35,691.72 and 14,530.88

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Solution

The fourth proportional to 25,861.36, 35,691.72 and 14,530.88 is: 20,054.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,861.36 : 35,691.72 = 14,530.88 : x
  2. Step 2: Convert to fraction form
    25,861.36/35,691.72 = 14,530.88/x
  3. Step 3: Cross multiply
    25,861.36x = 35,691.72 × 14,530.88
  4. Step 4: Simplify right side
    25,861.36x = 518,632,100.31
  5. Step 5: Solve for x
    x = 518,632,100.31/25,861.36
  6. Step 6: Final answer
    x = 20,054.32

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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.