Home / 19,151.03-28,726.70-6,671.04

Finding the Fourth Proportional to 19,151.03, 28,726.70 and 6,671.04

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Solution

The fourth proportional to 19,151.03, 28,726.70 and 6,671.04 is: 10,006.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,151.03 : 28,726.70 = 6,671.04 : x
  2. Step 2: Convert to fraction form
    19,151.03/28,726.70 = 6,671.04/x
  3. Step 3: Cross multiply
    19,151.03x = 28,726.70 × 6,671.04
  4. Step 4: Simplify right side
    19,151.03x = 191,636,859.60
  5. Step 5: Solve for x
    x = 191,636,859.60/19,151.03
  6. Step 6: Final answer
    x = 10,006.61

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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.