Home / 17,726.40-26,626.08-17,136

Finding the Fourth Proportional to 17,726.40, 26,626.08 and 17,136

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Solution

The fourth proportional to 17,726.40, 26,626.08 and 17,136 is: 25,739.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,726.40 : 26,626.08 = 17,136 : x
  2. Step 2: Convert to fraction form
    17,726.40/26,626.08 = 17,136/x
  3. Step 3: Cross multiply
    17,726.40x = 26,626.08 × 17,136
  4. Step 4: Simplify right side
    17,726.40x = 456,264,506.88
  5. Step 5: Solve for x
    x = 456,264,506.88/17,726.40
  6. Step 6: Final answer
    x = 25,739.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.