Home / 28,023.91-42,050.48-11,396.23

Finding the Fourth Proportional to 28,023.91, 42,050.48 and 11,396.23

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Solution

The fourth proportional to 28,023.91, 42,050.48 and 11,396.23 is: 17,100.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,023.91 : 42,050.48 = 11,396.23 : x
  2. Step 2: Convert to fraction form
    28,023.91/42,050.48 = 11,396.23/x
  3. Step 3: Cross multiply
    28,023.91x = 42,050.48 × 11,396.23
  4. Step 4: Simplify right side
    28,023.91x = 479,216,779.58
  5. Step 5: Solve for x
    x = 479,216,779.58/28,023.91
  6. Step 6: Final answer
    x = 17,100.28

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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.