Home / 25,164.36-34,724.43-15,090.93

Finding the Fourth Proportional to 25,164.36, 34,724.43 and 15,090.93

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Solution

The fourth proportional to 25,164.36, 34,724.43 and 15,090.93 is: 20,824.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,164.36 : 34,724.43 = 15,090.93 : x
  2. Step 2: Convert to fraction form
    25,164.36/34,724.43 = 15,090.93/x
  3. Step 3: Cross multiply
    25,164.36x = 34,724.43 × 15,090.93
  4. Step 4: Simplify right side
    25,164.36x = 524,023,942.42
  5. Step 5: Solve for x
    x = 524,023,942.42/25,164.36
  6. Step 6: Final answer
    x = 20,824.05

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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.