Home / 19,157.78-28,732.50-6,008.42

Finding the Fourth Proportional to 19,157.78, 28,732.50 and 6,008.42

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Solution

The fourth proportional to 19,157.78, 28,732.50 and 6,008.42 is: 9,011.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,157.78 : 28,732.50 = 6,008.42 : x
  2. Step 2: Convert to fraction form
    19,157.78/28,732.50 = 6,008.42/x
  3. Step 3: Cross multiply
    19,157.78x = 28,732.50 × 6,008.42
  4. Step 4: Simplify right side
    19,157.78x = 172,636,927.65
  5. Step 5: Solve for x
    x = 172,636,927.65/19,157.78
  6. Step 6: Final answer
    x = 9,011.32

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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.