Home / 19,280.12-26,606.22-10,896.44

Finding the Fourth Proportional to 19,280.12, 26,606.22 and 10,896.44

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Solution

The fourth proportional to 19,280.12, 26,606.22 and 10,896.44 is: 15,036.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,280.12 : 26,606.22 = 10,896.44 : x
  2. Step 2: Convert to fraction form
    19,280.12/26,606.22 = 10,896.44/x
  3. Step 3: Cross multiply
    19,280.12x = 26,606.22 × 10,896.44
  4. Step 4: Simplify right side
    19,280.12x = 289,913,079.86
  5. Step 5: Solve for x
    x = 289,913,079.86/19,280.12
  6. Step 6: Final answer
    x = 15,036.89

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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.