Home / 19,113.61-26,375.88-10,616.28

Finding the Fourth Proportional to 19,113.61, 26,375.88 and 10,616.28

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Solution

The fourth proportional to 19,113.61, 26,375.88 and 10,616.28 is: 14,649.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.61 : 26,375.88 = 10,616.28 : x
  2. Step 2: Convert to fraction form
    19,113.61/26,375.88 = 10,616.28/x
  3. Step 3: Cross multiply
    19,113.61x = 26,375.88 × 10,616.28
  4. Step 4: Simplify right side
    19,113.61x = 280,013,727.33
  5. Step 5: Solve for x
    x = 280,013,727.33/19,113.61
  6. Step 6: Final answer
    x = 14,649.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.