Home / 29,212.35-40,315.88-17,279.53

Finding the Fourth Proportional to 29,212.35, 40,315.88 and 17,279.53

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Solution

The fourth proportional to 29,212.35, 40,315.88 and 17,279.53 is: 23,847.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,212.35 : 40,315.88 = 17,279.53 : x
  2. Step 2: Convert to fraction form
    29,212.35/40,315.88 = 17,279.53/x
  3. Step 3: Cross multiply
    29,212.35x = 40,315.88 × 17,279.53
  4. Step 4: Simplify right side
    29,212.35x = 696,639,412.50
  5. Step 5: Solve for x
    x = 696,639,412.50/29,212.35
  6. Step 6: Final answer
    x = 23,847.43

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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.