Home / 25,807.56-35,612.64-15,194.94

Finding the Fourth Proportional to 25,807.56, 35,612.64 and 15,194.94

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Solution

The fourth proportional to 25,807.56, 35,612.64 and 15,194.94 is: 20,967.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,807.56 : 35,612.64 = 15,194.94 : x
  2. Step 2: Convert to fraction form
    25,807.56/35,612.64 = 15,194.94/x
  3. Step 3: Cross multiply
    25,807.56x = 35,612.64 × 15,194.94
  4. Step 4: Simplify right side
    25,807.56x = 541,131,928.04
  5. Step 5: Solve for x
    x = 541,131,928.04/25,807.56
  6. Step 6: Final answer
    x = 20,967.96

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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.