Home / 19,232.20-28,848.30-19,109.35

Finding the Fourth Proportional to 19,232.20, 28,848.30 and 19,109.35

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Solution

The fourth proportional to 19,232.20, 28,848.30 and 19,109.35 is: 28,664.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,232.20 : 28,848.30 = 19,109.35 : x
  2. Step 2: Convert to fraction form
    19,232.20/28,848.30 = 19,109.35/x
  3. Step 3: Cross multiply
    19,232.20x = 28,848.30 × 19,109.35
  4. Step 4: Simplify right side
    19,232.20x = 551,272,261.61
  5. Step 5: Solve for x
    x = 551,272,261.61/19,232.20
  6. Step 6: Final answer
    x = 28,664.03

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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.