Home / 28,758.98-43,142.72-14,726.94

Finding the Fourth Proportional to 28,758.98, 43,142.72 and 14,726.94

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Solution

The fourth proportional to 28,758.98, 43,142.72 and 14,726.94 is: 22,092.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,758.98 : 43,142.72 = 14,726.94 : x
  2. Step 2: Convert to fraction form
    28,758.98/43,142.72 = 14,726.94/x
  3. Step 3: Cross multiply
    28,758.98x = 43,142.72 × 14,726.94
  4. Step 4: Simplify right side
    28,758.98x = 635,360,248.88
  5. Step 5: Solve for x
    x = 635,360,248.88/28,758.98
  6. Step 6: Final answer
    x = 22,092.59

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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.