Home / 25,357.64-34,993.46-15,284.18

Finding the Fourth Proportional to 25,357.64, 34,993.46 and 15,284.18

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Solution

The fourth proportional to 25,357.64, 34,993.46 and 15,284.18 is: 21,092.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,357.64 : 34,993.46 = 15,284.18 : x
  2. Step 2: Convert to fraction form
    25,357.64/34,993.46 = 15,284.18/x
  3. Step 3: Cross multiply
    25,357.64x = 34,993.46 × 15,284.18
  4. Step 4: Simplify right side
    25,357.64x = 534,846,090.07
  5. Step 5: Solve for x
    x = 534,846,090.07/25,357.64
  6. Step 6: Final answer
    x = 21,092.11

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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.