Home / 21,717.99-32,586.98-15,064.65

Finding the Fourth Proportional to 21,717.99, 32,586.98 and 15,064.65

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Solution

The fourth proportional to 21,717.99, 32,586.98 and 15,064.65 is: 22,603.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,717.99 : 32,586.98 = 15,064.65 : x
  2. Step 2: Convert to fraction form
    21,717.99/32,586.98 = 15,064.65/x
  3. Step 3: Cross multiply
    21,717.99x = 32,586.98 × 15,064.65
  4. Step 4: Simplify right side
    21,717.99x = 490,911,372.93
  5. Step 5: Solve for x
    x = 490,911,372.93/21,717.99
  6. Step 6: Final answer
    x = 22,603.90

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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.