Home / 13,824.14-19,070.03-9,349.39

Finding the Fourth Proportional to 13,824.14, 19,070.03 and 9,349.39

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Solution

The fourth proportional to 13,824.14, 19,070.03 and 9,349.39 is: 12,897.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,824.14 : 19,070.03 = 9,349.39 : x
  2. Step 2: Convert to fraction form
    13,824.14/19,070.03 = 9,349.39/x
  3. Step 3: Cross multiply
    13,824.14x = 19,070.03 × 9,349.39
  4. Step 4: Simplify right side
    13,824.14x = 178,293,194.99
  5. Step 5: Solve for x
    x = 178,293,194.99/13,824.14
  6. Step 6: Final answer
    x = 12,897.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.