Home / 25,729.58-35,505.09-14,397.09

Finding the Fourth Proportional to 25,729.58, 35,505.09 and 14,397.09

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Solution

The fourth proportional to 25,729.58, 35,505.09 and 14,397.09 is: 19,867.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,729.58 : 35,505.09 = 14,397.09 : x
  2. Step 2: Convert to fraction form
    25,729.58/35,505.09 = 14,397.09/x
  3. Step 3: Cross multiply
    25,729.58x = 35,505.09 × 14,397.09
  4. Step 4: Simplify right side
    25,729.58x = 511,169,976.19
  5. Step 5: Solve for x
    x = 511,169,976.19/25,729.58
  6. Step 6: Final answer
    x = 19,867.02

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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.