Home / 25,151.48-37,727.21-6,431.55

Finding the Fourth Proportional to 25,151.48, 37,727.21 and 6,431.55

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Solution

The fourth proportional to 25,151.48, 37,727.21 and 6,431.55 is: 9,647.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,151.48 : 37,727.21 = 6,431.55 : x
  2. Step 2: Convert to fraction form
    25,151.48/37,727.21 = 6,431.55/x
  3. Step 3: Cross multiply
    25,151.48x = 37,727.21 × 6,431.55
  4. Step 4: Simplify right side
    25,151.48x = 242,644,405.32
  5. Step 5: Solve for x
    x = 242,644,405.32/25,151.48
  6. Step 6: Final answer
    x = 9,647.32

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Double scale
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Similar ratio
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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.