Home / 25,141.22-37,711.81-6,420.58

Finding the Fourth Proportional to 25,141.22, 37,711.81 and 6,420.58

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Solution

The fourth proportional to 25,141.22, 37,711.81 and 6,420.58 is: 9,630.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,141.22 : 37,711.81 = 6,420.58 : x
  2. Step 2: Convert to fraction form
    25,141.22/37,711.81 = 6,420.58/x
  3. Step 3: Cross multiply
    25,141.22x = 37,711.81 × 6,420.58
  4. Step 4: Simplify right side
    25,141.22x = 242,131,818.92
  5. Step 5: Solve for x
    x = 242,131,818.92/25,141.22
  6. Step 6: Final answer
    x = 9,630.87

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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.