Home / 21,994.56-30,360.96-14,924.16

Finding the Fourth Proportional to 21,994.56, 30,360.96 and 14,924.16

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Solution

The fourth proportional to 21,994.56, 30,360.96 and 14,924.16 is: 20,601.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,994.56 : 30,360.96 = 14,924.16 : x
  2. Step 2: Convert to fraction form
    21,994.56/30,360.96 = 14,924.16/x
  3. Step 3: Cross multiply
    21,994.56x = 30,360.96 × 14,924.16
  4. Step 4: Simplify right side
    21,994.56x = 453,111,824.79
  5. Step 5: Solve for x
    x = 453,111,824.79/21,994.56
  6. Step 6: Final answer
    x = 20,601.09

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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.