Home / 19,349.60-29,024.38-12,774.24

Finding the Fourth Proportional to 19,349.60, 29,024.38 and 12,774.24

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Solution

The fourth proportional to 19,349.60, 29,024.38 and 12,774.24 is: 19,161.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,349.60 : 29,024.38 = 12,774.24 : x
  2. Step 2: Convert to fraction form
    19,349.60/29,024.38 = 12,774.24/x
  3. Step 3: Cross multiply
    19,349.60x = 29,024.38 × 12,774.24
  4. Step 4: Simplify right side
    19,349.60x = 370,764,395.97
  5. Step 5: Solve for x
    x = 370,764,395.97/19,349.60
  6. Step 6: Final answer
    x = 19,161.35

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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.