Home / 36,779.84-55,201.60-19,261.92

Finding the Fourth Proportional to 36,779.84, 55,201.60 and 19,261.92

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Solution

The fourth proportional to 36,779.84, 55,201.60 and 19,261.92 is: 28,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,779.84 : 55,201.60 = 19,261.92 : x
  2. Step 2: Convert to fraction form
    36,779.84/55,201.60 = 19,261.92/x
  3. Step 3: Cross multiply
    36,779.84x = 55,201.60 × 19,261.92
  4. Step 4: Simplify right side
    36,779.84x = 1,063,288,803.07
  5. Step 5: Solve for x
    x = 1,063,288,803.07/36,779.84
  6. Step 6: Final answer
    x = 28,909.55

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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.