Home / 19,386.26-26,752.94-10,888.38

Finding the Fourth Proportional to 19,386.26, 26,752.94 and 10,888.38

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Solution

The fourth proportional to 19,386.26, 26,752.94 and 10,888.38 is: 15,025.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,386.26 : 26,752.94 = 10,888.38 : x
  2. Step 2: Convert to fraction form
    19,386.26/26,752.94 = 10,888.38/x
  3. Step 3: Cross multiply
    19,386.26x = 26,752.94 × 10,888.38
  4. Step 4: Simplify right side
    19,386.26x = 291,296,122.40
  5. Step 5: Solve for x
    x = 291,296,122.40/19,386.26
  6. Step 6: Final answer
    x = 15,025.91

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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.