Home / 19,349.56-29,024.33-12,774.20

Finding the Fourth Proportional to 19,349.56, 29,024.33 and 12,774.20

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Solution

The fourth proportional to 19,349.56, 29,024.33 and 12,774.20 is: 19,161.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.56 : 29,024.33 = 12,774.20 : x
  2. Step 2: Convert to fraction form
    19,349.56/29,024.33 = 12,774.20/x
  3. Step 3: Cross multiply
    19,349.56x = 29,024.33 × 12,774.20
  4. Step 4: Simplify right side
    19,349.56x = 370,762,596.29
  5. Step 5: Solve for x
    x = 370,762,596.29/19,349.56
  6. Step 6: Final answer
    x = 19,161.29

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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.