Home / 19,396.24-29,039.52-12,358.96

Finding the Fourth Proportional to 19,396.24, 29,039.52 and 12,358.96

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Solution

The fourth proportional to 19,396.24, 29,039.52 and 12,358.96 is: 18,503.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,396.24 : 29,039.52 = 12,358.96 : x
  2. Step 2: Convert to fraction form
    19,396.24/29,039.52 = 12,358.96/x
  3. Step 3: Cross multiply
    19,396.24x = 29,039.52 × 12,358.96
  4. Step 4: Simplify right side
    19,396.24x = 358,898,266.10
  5. Step 5: Solve for x
    x = 358,898,266.10/19,396.24
  6. Step 6: Final answer
    x = 18,503.50

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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.