Home / 19,038.32-28,526.27-13,481.69

Finding the Fourth Proportional to 19,038.32, 28,526.27 and 13,481.69

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Solution

The fourth proportional to 19,038.32, 28,526.27 and 13,481.69 is: 20,200.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,038.32 : 28,526.27 = 13,481.69 : x
  2. Step 2: Convert to fraction form
    19,038.32/28,526.27 = 13,481.69/x
  3. Step 3: Cross multiply
    19,038.32x = 28,526.27 × 13,481.69
  4. Step 4: Simplify right side
    19,038.32x = 384,582,118.96
  5. Step 5: Solve for x
    x = 384,582,118.96/19,038.32
  6. Step 6: Final answer
    x = 20,200.42

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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.