Home / 19,107.12-26,369.49-10,610.90

Finding the Fourth Proportional to 19,107.12, 26,369.49 and 10,610.90

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Solution

The fourth proportional to 19,107.12, 26,369.49 and 10,610.90 is: 14,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,107.12 : 26,369.49 = 10,610.90 : x
  2. Step 2: Convert to fraction form
    19,107.12/26,369.49 = 10,610.90/x
  3. Step 3: Cross multiply
    19,107.12x = 26,369.49 × 10,610.90
  4. Step 4: Simplify right side
    19,107.12x = 279,803,889.59
  5. Step 5: Solve for x
    x = 279,803,889.59/19,107.12
  6. Step 6: Final answer
    x = 14,643.96

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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.