Home / 19,289.28-26,625.18-11,225.34

Finding the Fourth Proportional to 19,289.28, 26,625.18 and 11,225.34

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Solution

The fourth proportional to 19,289.28, 26,625.18 and 11,225.34 is: 15,494.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,289.28 : 26,625.18 = 11,225.34 : x
  2. Step 2: Convert to fraction form
    19,289.28/26,625.18 = 11,225.34/x
  3. Step 3: Cross multiply
    19,289.28x = 26,625.18 × 11,225.34
  4. Step 4: Simplify right side
    19,289.28x = 298,876,698.06
  5. Step 5: Solve for x
    x = 298,876,698.06/19,289.28
  6. Step 6: Final answer
    x = 15,494.45

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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.