Home / 25,884.24-35,719.78-15,274.84

Finding the Fourth Proportional to 25,884.24, 35,719.78 and 15,274.84

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Solution

The fourth proportional to 25,884.24, 35,719.78 and 15,274.84 is: 21,079.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,884.24 : 35,719.78 = 15,274.84 : x
  2. Step 2: Convert to fraction form
    25,884.24/35,719.78 = 15,274.84/x
  3. Step 3: Cross multiply
    25,884.24x = 35,719.78 × 15,274.84
  4. Step 4: Simplify right side
    25,884.24x = 545,613,924.34
  5. Step 5: Solve for x
    x = 545,613,924.34/25,884.24
  6. Step 6: Final answer
    x = 21,079.00

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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.