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Finding the Fourth Proportional to 53,482.83, 80,221.01 and 14,039.07

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Solution

The fourth proportional to 53,482.83, 80,221.01 and 14,039.07 is: 21,057.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,482.83 : 80,221.01 = 14,039.07 : x
  2. Step 2: Convert to fraction form
    53,482.83/80,221.01 = 14,039.07/x
  3. Step 3: Cross multiply
    53,482.83x = 80,221.01 × 14,039.07
  4. Step 4: Simplify right side
    53,482.83x = 1,126,228,304.67
  5. Step 5: Solve for x
    x = 1,126,228,304.67/53,482.83
  6. Step 6: Final answer
    x = 21,057.75

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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.