Home / 29,912.95-41,279.79-16,484.20

Finding the Fourth Proportional to 29,912.95, 41,279.79 and 16,484.20

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Solution

The fourth proportional to 29,912.95, 41,279.79 and 16,484.20 is: 22,748.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,912.95 : 41,279.79 = 16,484.20 : x
  2. Step 2: Convert to fraction form
    29,912.95/41,279.79 = 16,484.20/x
  3. Step 3: Cross multiply
    29,912.95x = 41,279.79 × 16,484.20
  4. Step 4: Simplify right side
    29,912.95x = 680,464,314.32
  5. Step 5: Solve for x
    x = 680,464,314.32/29,912.95
  6. Step 6: Final answer
    x = 22,748.15

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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.