Home / 13,883.24-19,125.64-11,483.22

Finding the Fourth Proportional to 13,883.24, 19,125.64 and 11,483.22

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Solution

The fourth proportional to 13,883.24, 19,125.64 and 11,483.22 is: 15,819.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,883.24 : 19,125.64 = 11,483.22 : x
  2. Step 2: Convert to fraction form
    13,883.24/19,125.64 = 11,483.22/x
  3. Step 3: Cross multiply
    13,883.24x = 19,125.64 × 11,483.22
  4. Step 4: Simplify right side
    13,883.24x = 219,623,931.76
  5. Step 5: Solve for x
    x = 219,623,931.76/13,883.24
  6. Step 6: Final answer
    x = 15,819.36

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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.