Home / 19,234.90-28,847.40-7,548.22

Finding the Fourth Proportional to 19,234.90, 28,847.40 and 7,548.22

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Solution

The fourth proportional to 19,234.90, 28,847.40 and 7,548.22 is: 11,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,234.90 : 28,847.40 = 7,548.22 : x
  2. Step 2: Convert to fraction form
    19,234.90/28,847.40 = 7,548.22/x
  3. Step 3: Cross multiply
    19,234.90x = 28,847.40 × 7,548.22
  4. Step 4: Simplify right side
    19,234.90x = 217,746,521.63
  5. Step 5: Solve for x
    x = 217,746,521.63/19,234.90
  6. Step 6: Final answer
    x = 11,320.39

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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.