Home / 19,726.51-29,593.81-7,246.66

Finding the Fourth Proportional to 19,726.51, 29,593.81 and 7,246.66

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Solution

The fourth proportional to 19,726.51, 29,593.81 and 7,246.66 is: 10,871.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.51 : 29,593.81 = 7,246.66 : x
  2. Step 2: Convert to fraction form
    19,726.51/29,593.81 = 7,246.66/x
  3. Step 3: Cross multiply
    19,726.51x = 29,593.81 × 7,246.66
  4. Step 4: Simplify right side
    19,726.51x = 214,456,254.02
  5. Step 5: Solve for x
    x = 214,456,254.02/19,726.51
  6. Step 6: Final answer
    x = 10,871.47

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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.