Home / 25,219.96-37,807.38-10,419.44

Finding the Fourth Proportional to 25,219.96, 37,807.38 and 10,419.44

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Solution

The fourth proportional to 25,219.96, 37,807.38 and 10,419.44 is: 15,619.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,219.96 : 37,807.38 = 10,419.44 : x
  2. Step 2: Convert to fraction form
    25,219.96/37,807.38 = 10,419.44/x
  3. Step 3: Cross multiply
    25,219.96x = 37,807.38 × 10,419.44
  4. Step 4: Simplify right side
    25,219.96x = 393,931,727.47
  5. Step 5: Solve for x
    x = 393,931,727.47/25,219.96
  6. Step 6: Final answer
    x = 15,619.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.