Home / 15,383.58-23,059.99-13,266.63

Finding the Fourth Proportional to 15,383.58, 23,059.99 and 13,266.63

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Solution

The fourth proportional to 15,383.58, 23,059.99 and 13,266.63 is: 19,886.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,383.58 : 23,059.99 = 13,266.63 : x
  2. Step 2: Convert to fraction form
    15,383.58/23,059.99 = 13,266.63/x
  3. Step 3: Cross multiply
    15,383.58x = 23,059.99 × 13,266.63
  4. Step 4: Simplify right side
    15,383.58x = 305,928,355.13
  5. Step 5: Solve for x
    x = 305,928,355.13/15,383.58
  6. Step 6: Final answer
    x = 19,886.69

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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.