Home / 19,726.12-29,603.70-9,340.12

Finding the Fourth Proportional to 19,726.12, 29,603.70 and 9,340.12

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Solution

The fourth proportional to 19,726.12, 29,603.70 and 9,340.12 is: 14,017.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.12 : 29,603.70 = 9,340.12 : x
  2. Step 2: Convert to fraction form
    19,726.12/29,603.70 = 9,340.12/x
  3. Step 3: Cross multiply
    19,726.12x = 29,603.70 × 9,340.12
  4. Step 4: Simplify right side
    19,726.12x = 276,502,110.44
  5. Step 5: Solve for x
    x = 276,502,110.44/19,726.12
  6. Step 6: Final answer
    x = 14,017.06

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1.5x scale

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.