Home / 28,726.98-43,089.36-14,686.85

Finding the Fourth Proportional to 28,726.98, 43,089.36 and 14,686.85

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Solution

The fourth proportional to 28,726.98, 43,089.36 and 14,686.85 is: 22,029.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,726.98 : 43,089.36 = 14,686.85 : x
  2. Step 2: Convert to fraction form
    28,726.98/43,089.36 = 14,686.85/x
  3. Step 3: Cross multiply
    28,726.98x = 43,089.36 × 14,686.85
  4. Step 4: Simplify right side
    28,726.98x = 632,846,966.92
  5. Step 5: Solve for x
    x = 632,846,966.92/28,726.98
  6. Step 6: Final answer
    x = 22,029.71

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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.