Home / 19,203.30-28,787.40-16,260.69

Finding the Fourth Proportional to 19,203.30, 28,787.40 and 16,260.69

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Solution

The fourth proportional to 19,203.30, 28,787.40 and 16,260.69 is: 24,376.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203.30 : 28,787.40 = 16,260.69 : x
  2. Step 2: Convert to fraction form
    19,203.30/28,787.40 = 16,260.69/x
  3. Step 3: Cross multiply
    19,203.30x = 28,787.40 × 16,260.69
  4. Step 4: Simplify right side
    19,203.30x = 468,102,987.31
  5. Step 5: Solve for x
    x = 468,102,987.31/19,203.30
  6. Step 6: Final answer
    x = 24,376.17

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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.