Home / 19,195.23-26,479.29-13,216.52

Finding the Fourth Proportional to 19,195.23, 26,479.29 and 13,216.52

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Solution

The fourth proportional to 19,195.23, 26,479.29 and 13,216.52 is: 18,231.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,195.23 : 26,479.29 = 13,216.52 : x
  2. Step 2: Convert to fraction form
    19,195.23/26,479.29 = 13,216.52/x
  3. Step 3: Cross multiply
    19,195.23x = 26,479.29 × 13,216.52
  4. Step 4: Simplify right side
    19,195.23x = 349,963,867.39
  5. Step 5: Solve for x
    x = 349,963,867.39/19,195.23
  6. Step 6: Final answer
    x = 18,231.82

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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.