Home / 25,011.38-37,511.49-7,478.93

Finding the Fourth Proportional to 25,011.38, 37,511.49 and 7,478.93

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Solution

The fourth proportional to 25,011.38, 37,511.49 and 7,478.93 is: 11,216.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,011.38 : 37,511.49 = 7,478.93 : x
  2. Step 2: Convert to fraction form
    25,011.38/37,511.49 = 7,478.93/x
  3. Step 3: Cross multiply
    25,011.38x = 37,511.49 × 7,478.93
  4. Step 4: Simplify right side
    25,011.38x = 280,545,807.91
  5. Step 5: Solve for x
    x = 280,545,807.91/25,011.38
  6. Step 6: Final answer
    x = 11,216.73

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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.