Home / 28,498.35-42,749.96-7,441.19

Finding the Fourth Proportional to 28,498.35, 42,749.96 and 7,441.19

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Solution

The fourth proportional to 28,498.35, 42,749.96 and 7,441.19 is: 11,162.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,498.35 : 42,749.96 = 7,441.19 : x
  2. Step 2: Convert to fraction form
    28,498.35/42,749.96 = 7,441.19/x
  3. Step 3: Cross multiply
    28,498.35x = 42,749.96 × 7,441.19
  4. Step 4: Simplify right side
    28,498.35x = 318,110,323.90
  5. Step 5: Solve for x
    x = 318,110,323.90/28,498.35
  6. Step 6: Final answer
    x = 11,162.41

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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.