Home / 13,063.52-19,492.36-12,269.84

Finding the Fourth Proportional to 13,063.52, 19,492.36 and 12,269.84

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Solution

The fourth proportional to 13,063.52, 19,492.36 and 12,269.84 is: 18,308.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063.52 : 19,492.36 = 12,269.84 : x
  2. Step 2: Convert to fraction form
    13,063.52/19,492.36 = 12,269.84/x
  3. Step 3: Cross multiply
    13,063.52x = 19,492.36 × 12,269.84
  4. Step 4: Simplify right side
    13,063.52x = 239,168,138.42
  5. Step 5: Solve for x
    x = 239,168,138.42/13,063.52
  6. Step 6: Final answer
    x = 18,308.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.