Home / 21,767.69-32,651.54-14,370.42

Finding the Fourth Proportional to 21,767.69, 32,651.54 and 14,370.42

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Solution

The fourth proportional to 21,767.69, 32,651.54 and 14,370.42 is: 21,555.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,767.69 : 32,651.54 = 14,370.42 : x
  2. Step 2: Convert to fraction form
    21,767.69/32,651.54 = 14,370.42/x
  3. Step 3: Cross multiply
    21,767.69x = 32,651.54 × 14,370.42
  4. Step 4: Simplify right side
    21,767.69x = 469,216,343.45
  5. Step 5: Solve for x
    x = 469,216,343.45/21,767.69
  6. Step 6: Final answer
    x = 21,555.63

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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.