Home / 29,555.55-40,777.77-19,480.37

Finding the Fourth Proportional to 29,555.55, 40,777.77 and 19,480.37

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Solution

The fourth proportional to 29,555.55, 40,777.77 and 19,480.37 is: 26,877.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,555.55 : 40,777.77 = 19,480.37 : x
  2. Step 2: Convert to fraction form
    29,555.55/40,777.77 = 19,480.37/x
  3. Step 3: Cross multiply
    29,555.55x = 40,777.77 × 19,480.37
  4. Step 4: Simplify right side
    29,555.55x = 794,366,047.37
  5. Step 5: Solve for x
    x = 794,366,047.37/29,555.55
  6. Step 6: Final answer
    x = 26,877.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.