Home / 36,279.84-54,409.42-14,088.48

Finding the Fourth Proportional to 36,279.84, 54,409.42 and 14,088.48

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Solution

The fourth proportional to 36,279.84, 54,409.42 and 14,088.48 is: 21,128.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,279.84 : 54,409.42 = 14,088.48 : x
  2. Step 2: Convert to fraction form
    36,279.84/54,409.42 = 14,088.48/x
  3. Step 3: Cross multiply
    36,279.84x = 54,409.42 × 14,088.48
  4. Step 4: Simplify right side
    36,279.84x = 766,546,025.48
  5. Step 5: Solve for x
    x = 766,546,025.48/36,279.84
  6. Step 6: Final answer
    x = 21,128.70

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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.