Home / 19,228.07-26,535.74-11,272.85

Finding the Fourth Proportional to 19,228.07, 26,535.74 and 11,272.85

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Solution

The fourth proportional to 19,228.07, 26,535.74 and 11,272.85 is: 15,557.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,228.07 : 26,535.74 = 11,272.85 : x
  2. Step 2: Convert to fraction form
    19,228.07/26,535.74 = 11,272.85/x
  3. Step 3: Cross multiply
    19,228.07x = 26,535.74 × 11,272.85
  4. Step 4: Simplify right side
    19,228.07x = 299,133,227.62
  5. Step 5: Solve for x
    x = 299,133,227.62/19,228.07
  6. Step 6: Final answer
    x = 15,557.12

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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.