Home / 48,390.12-66,779.55-27,168.84

Finding the Fourth Proportional to 48,390.12, 66,779.55 and 27,168.84

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Solution

The fourth proportional to 48,390.12, 66,779.55 and 27,168.84 is: 37,493.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,390.12 : 66,779.55 = 27,168.84 : x
  2. Step 2: Convert to fraction form
    48,390.12/66,779.55 = 27,168.84/x
  3. Step 3: Cross multiply
    48,390.12x = 66,779.55 × 27,168.84
  4. Step 4: Simplify right side
    48,390.12x = 1,814,322,909.22
  5. Step 5: Solve for x
    x = 1,814,322,909.22/48,390.12
  6. Step 6: Final answer
    x = 37,493.66

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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.