Home / 19,125.32-28,733.08-11,248.01

Finding the Fourth Proportional to 19,125.32, 28,733.08 and 11,248.01

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Solution

The fourth proportional to 19,125.32, 28,733.08 and 11,248.01 is: 16,898.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,125.32 : 28,733.08 = 11,248.01 : x
  2. Step 2: Convert to fraction form
    19,125.32/28,733.08 = 11,248.01/x
  3. Step 3: Cross multiply
    19,125.32x = 28,733.08 × 11,248.01
  4. Step 4: Simplify right side
    19,125.32x = 323,190,089.85
  5. Step 5: Solve for x
    x = 323,190,089.85/19,125.32
  6. Step 6: Final answer
    x = 16,898.55

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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.