Home / 19,100.08-26,360.10-10,716.64

Finding the Fourth Proportional to 19,100.08, 26,360.10 and 10,716.64

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Solution

The fourth proportional to 19,100.08, 26,360.10 and 10,716.64 is: 14,790.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,100.08 : 26,360.10 = 10,716.64 : x
  2. Step 2: Convert to fraction form
    19,100.08/26,360.10 = 10,716.64/x
  3. Step 3: Cross multiply
    19,100.08x = 26,360.10 × 10,716.64
  4. Step 4: Simplify right side
    19,100.08x = 282,491,702.06
  5. Step 5: Solve for x
    x = 282,491,702.06/19,100.08
  6. Step 6: Final answer
    x = 14,790.08

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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.