Home / 15,515.37-23,248.35-11,813.27

Finding the Fourth Proportional to 15,515.37, 23,248.35 and 11,813.27

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Solution

The fourth proportional to 15,515.37, 23,248.35 and 11,813.27 is: 17,701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,515.37 : 23,248.35 = 11,813.27 : x
  2. Step 2: Convert to fraction form
    15,515.37/23,248.35 = 11,813.27/x
  3. Step 3: Cross multiply
    15,515.37x = 23,248.35 × 11,813.27
  4. Step 4: Simplify right side
    15,515.37x = 274,638,919.36
  5. Step 5: Solve for x
    x = 274,638,919.36/15,515.37
  6. Step 6: Final answer
    x = 17,701.09

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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.