Home / 16,838.08-25,259.85-5,148.56

Finding the Fourth Proportional to 16,838.08, 25,259.85 and 5,148.56

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Solution

The fourth proportional to 16,838.08, 25,259.85 and 5,148.56 is: 7,723.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,838.08 : 25,259.85 = 5,148.56 : x
  2. Step 2: Convert to fraction form
    16,838.08/25,259.85 = 5,148.56/x
  3. Step 3: Cross multiply
    16,838.08x = 25,259.85 × 5,148.56
  4. Step 4: Simplify right side
    16,838.08x = 130,051,916.47
  5. Step 5: Solve for x
    x = 130,051,916.47/16,838.08
  6. Step 6: Final answer
    x = 7,723.68

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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.