Home / 25,602.66-35,331.81-14,272.88

Finding the Fourth Proportional to 25,602.66, 35,331.81 and 14,272.88

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Solution

The fourth proportional to 25,602.66, 35,331.81 and 14,272.88 is: 19,696.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,602.66 : 35,331.81 = 14,272.88 : x
  2. Step 2: Convert to fraction form
    25,602.66/35,331.81 = 14,272.88/x
  3. Step 3: Cross multiply
    25,602.66x = 35,331.81 × 14,272.88
  4. Step 4: Simplify right side
    25,602.66x = 504,286,507.65
  5. Step 5: Solve for x
    x = 504,286,507.65/25,602.66
  6. Step 6: Final answer
    x = 19,696.65

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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.