Home / 53,068.39-79,605.44-13,625.84

Finding the Fourth Proportional to 53,068.39, 79,605.44 and 13,625.84

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Solution

The fourth proportional to 53,068.39, 79,605.44 and 13,625.84 is: 20,439.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,068.39 : 79,605.44 = 13,625.84 : x
  2. Step 2: Convert to fraction form
    53,068.39/79,605.44 = 13,625.84/x
  3. Step 3: Cross multiply
    53,068.39x = 79,605.44 × 13,625.84
  4. Step 4: Simplify right side
    53,068.39x = 1,084,690,920.44
  5. Step 5: Solve for x
    x = 1,084,690,920.44/53,068.39
  6. Step 6: Final answer
    x = 20,439.49

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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.