Home / 60,755.36-91,150.55-18,641.63

Finding the Fourth Proportional to 60,755.36, 91,150.55 and 18,641.63

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Solution

The fourth proportional to 60,755.36, 91,150.55 and 18,641.63 is: 27,967.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,755.36 : 91,150.55 = 18,641.63 : x
  2. Step 2: Convert to fraction form
    60,755.36/91,150.55 = 18,641.63/x
  3. Step 3: Cross multiply
    60,755.36x = 91,150.55 × 18,641.63
  4. Step 4: Simplify right side
    60,755.36x = 1,699,194,278.44
  5. Step 5: Solve for x
    x = 1,699,194,278.44/60,755.36
  6. Step 6: Final answer
    x = 27,967.81

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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.