Home / 25,141.77-37,712.66-6,421.15

Finding the Fourth Proportional to 25,141.77, 37,712.66 and 6,421.15

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Solution

The fourth proportional to 25,141.77, 37,712.66 and 6,421.15 is: 9,631.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.77 : 37,712.66 = 6,421.15 : x
  2. Step 2: Convert to fraction form
    25,141.77/37,712.66 = 6,421.15/x
  3. Step 3: Cross multiply
    25,141.77x = 37,712.66 × 6,421.15
  4. Step 4: Simplify right side
    25,141.77x = 242,158,661.79
  5. Step 5: Solve for x
    x = 242,158,661.79/25,141.77
  6. Step 6: Final answer
    x = 9,631.73

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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.