Home / 19,519.61-26,936.87-10,566.88

Finding the Fourth Proportional to 19,519.61, 26,936.87 and 10,566.88

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Solution

The fourth proportional to 19,519.61, 26,936.87 and 10,566.88 is: 14,582.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,519.61 : 26,936.87 = 10,566.88 : x
  2. Step 2: Convert to fraction form
    19,519.61/26,936.87 = 10,566.88/x
  3. Step 3: Cross multiply
    19,519.61x = 26,936.87 × 10,566.88
  4. Step 4: Simplify right side
    19,519.61x = 284,638,672.87
  5. Step 5: Solve for x
    x = 284,638,672.87/19,519.61
  6. Step 6: Final answer
    x = 14,582.19

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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.