Home / 38,535.98-57,779.34-28,546.85

Finding the Fourth Proportional to 38,535.98, 57,779.34 and 28,546.85

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Solution

The fourth proportional to 38,535.98, 57,779.34 and 28,546.85 is: 42,802.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,535.98 : 57,779.34 = 28,546.85 : x
  2. Step 2: Convert to fraction form
    38,535.98/57,779.34 = 28,546.85/x
  3. Step 3: Cross multiply
    38,535.98x = 57,779.34 × 28,546.85
  4. Step 4: Simplify right side
    38,535.98x = 1,649,418,152.08
  5. Step 5: Solve for x
    x = 1,649,418,152.08/38,535.98
  6. Step 6: Final answer
    x = 42,802.03

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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.