Home / 19,005.27-26,220.84-11,040.95

Finding the Fourth Proportional to 19,005.27, 26,220.84 and 11,040.95

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Solution

The fourth proportional to 19,005.27, 26,220.84 and 11,040.95 is: 15,232.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,005.27 : 26,220.84 = 11,040.95 : x
  2. Step 2: Convert to fraction form
    19,005.27/26,220.84 = 11,040.95/x
  3. Step 3: Cross multiply
    19,005.27x = 26,220.84 × 11,040.95
  4. Step 4: Simplify right side
    19,005.27x = 289,502,852.29
  5. Step 5: Solve for x
    x = 289,502,852.29/19,005.27
  6. Step 6: Final answer
    x = 15,232.77

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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.