Home / 14,521.20-21,726.72-8,601.26

Finding the Fourth Proportional to 14,521.20, 21,726.72 and 8,601.26

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Solution

The fourth proportional to 14,521.20, 21,726.72 and 8,601.26 is: 12,869.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,521.20 : 21,726.72 = 8,601.26 : x
  2. Step 2: Convert to fraction form
    14,521.20/21,726.72 = 8,601.26/x
  3. Step 3: Cross multiply
    14,521.20x = 21,726.72 × 8,601.26
  4. Step 4: Simplify right side
    14,521.20x = 186,877,167.67
  5. Step 5: Solve for x
    x = 186,877,167.67/14,521.20
  6. Step 6: Final answer
    x = 12,869.26

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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.