Home / 25,697.08-35,464.26-15,623.11

Finding the Fourth Proportional to 25,697.08, 35,464.26 and 15,623.11

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Solution

The fourth proportional to 25,697.08, 35,464.26 and 15,623.11 is: 21,561.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,697.08 : 35,464.26 = 15,623.11 : x
  2. Step 2: Convert to fraction form
    25,697.08/35,464.26 = 15,623.11/x
  3. Step 3: Cross multiply
    25,697.08x = 35,464.26 × 15,623.11
  4. Step 4: Simplify right side
    25,697.08x = 554,062,035.05
  5. Step 5: Solve for x
    x = 554,062,035.05/25,697.08
  6. Step 6: Final answer
    x = 21,561.28

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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.