Home / 25,151.29-37,727-7,621.27

Finding the Fourth Proportional to 25,151.29, 37,727 and 7,621.27

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Solution

The fourth proportional to 25,151.29, 37,727 and 7,621.27 is: 11,431.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.29 : 37,727 = 7,621.27 : x
  2. Step 2: Convert to fraction form
    25,151.29/37,727 = 7,621.27/x
  3. Step 3: Cross multiply
    25,151.29x = 37,727 × 7,621.27
  4. Step 4: Simplify right side
    25,151.29x = 287,527,653.29
  5. Step 5: Solve for x
    x = 287,527,653.29/25,151.29
  6. Step 6: Final answer
    x = 11,431.92

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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.