Home / 21,840.26-32,764.23-14,450.76

Finding the Fourth Proportional to 21,840.26, 32,764.23 and 14,450.76

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Solution

The fourth proportional to 21,840.26, 32,764.23 and 14,450.76 is: 21,678.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,840.26 : 32,764.23 = 14,450.76 : x
  2. Step 2: Convert to fraction form
    21,840.26/32,764.23 = 14,450.76/x
  3. Step 3: Cross multiply
    21,840.26x = 32,764.23 × 14,450.76
  4. Step 4: Simplify right side
    21,840.26x = 473,468,024.31
  5. Step 5: Solve for x
    x = 473,468,024.31/21,840.26
  6. Step 6: Final answer
    x = 21,678.69

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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.