Home / 36,788.58-55,190.16-14,612.40

Finding the Fourth Proportional to 36,788.58, 55,190.16 and 14,612.40

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Solution

The fourth proportional to 36,788.58, 55,190.16 and 14,612.40 is: 21,921.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,788.58 : 55,190.16 = 14,612.40 : x
  2. Step 2: Convert to fraction form
    36,788.58/55,190.16 = 14,612.40/x
  3. Step 3: Cross multiply
    36,788.58x = 55,190.16 × 14,612.40
  4. Step 4: Simplify right side
    36,788.58x = 806,460,693.98
  5. Step 5: Solve for x
    x = 806,460,693.98/36,788.58
  6. Step 6: Final answer
    x = 21,921.50

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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.