Home / 19,726.77-29,575.58-7,240.22

Finding the Fourth Proportional to 19,726.77, 29,575.58 and 7,240.22

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Solution

The fourth proportional to 19,726.77, 29,575.58 and 7,240.22 is: 10,854.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,726.77 : 29,575.58 = 7,240.22 : x
  2. Step 2: Convert to fraction form
    19,726.77/29,575.58 = 7,240.22/x
  3. Step 3: Cross multiply
    19,726.77x = 29,575.58 × 7,240.22
  4. Step 4: Simplify right side
    19,726.77x = 214,133,521.75
  5. Step 5: Solve for x
    x = 214,133,521.75/19,726.77
  6. Step 6: Final answer
    x = 10,854.97

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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.