Home / 38,779.36-58,175.86-20,054.30

Finding the Fourth Proportional to 38,779.36, 58,175.86 and 20,054.30

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Solution

The fourth proportional to 38,779.36, 58,175.86 and 20,054.30 is: 30,084.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,779.36 : 58,175.86 = 20,054.30 : x
  2. Step 2: Convert to fraction form
    38,779.36/58,175.86 = 20,054.30/x
  3. Step 3: Cross multiply
    38,779.36x = 58,175.86 × 20,054.30
  4. Step 4: Simplify right side
    38,779.36x = 1,166,676,149.20
  5. Step 5: Solve for x
    x = 1,166,676,149.20/38,779.36
  6. Step 6: Final answer
    x = 30,084.98

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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.