Home / 25,275.03-37,935.99-12,803.87

Finding the Fourth Proportional to 25,275.03, 37,935.99 and 12,803.87

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Solution

The fourth proportional to 25,275.03, 37,935.99 and 12,803.87 is: 19,217.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,275.03 : 37,935.99 = 12,803.87 : x
  2. Step 2: Convert to fraction form
    25,275.03/37,935.99 = 12,803.87/x
  3. Step 3: Cross multiply
    25,275.03x = 37,935.99 × 12,803.87
  4. Step 4: Simplify right side
    25,275.03x = 485,727,294.60
  5. Step 5: Solve for x
    x = 485,727,294.60/25,275.03
  6. Step 6: Final answer
    x = 19,217.67

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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.