Home / 19,006.93-26,225.13-11,047.78

Finding the Fourth Proportional to 19,006.93, 26,225.13 and 11,047.78

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Solution

The fourth proportional to 19,006.93, 26,225.13 and 11,047.78 is: 15,243.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,006.93 : 26,225.13 = 11,047.78 : x
  2. Step 2: Convert to fraction form
    19,006.93/26,225.13 = 11,047.78/x
  3. Step 3: Cross multiply
    19,006.93x = 26,225.13 × 11,047.78
  4. Step 4: Simplify right side
    19,006.93x = 289,729,466.71
  5. Step 5: Solve for x
    x = 289,729,466.71/19,006.93
  6. Step 6: Final answer
    x = 15,243.36

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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.