Home / 29,720.70-41,014.31-16,291.91

Finding the Fourth Proportional to 29,720.70, 41,014.31 and 16,291.91

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Solution

The fourth proportional to 29,720.70, 41,014.31 and 16,291.91 is: 22,482.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,720.70 : 41,014.31 = 16,291.91 : x
  2. Step 2: Convert to fraction form
    29,720.70/41,014.31 = 16,291.91/x
  3. Step 3: Cross multiply
    29,720.70x = 41,014.31 × 16,291.91
  4. Step 4: Simplify right side
    29,720.70x = 668,201,468.31
  5. Step 5: Solve for x
    x = 668,201,468.31/29,720.70
  6. Step 6: Final answer
    x = 22,482.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.