Home / 15,556.51-23,334.67-9,318.30

Finding the Fourth Proportional to 15,556.51, 23,334.67 and 9,318.30

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Solution

The fourth proportional to 15,556.51, 23,334.67 and 9,318.30 is: 13,977.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,556.51 : 23,334.67 = 9,318.30 : x
  2. Step 2: Convert to fraction form
    15,556.51/23,334.67 = 9,318.30/x
  3. Step 3: Cross multiply
    15,556.51x = 23,334.67 × 9,318.30
  4. Step 4: Simplify right side
    15,556.51x = 217,439,292.20
  5. Step 5: Solve for x
    x = 217,439,292.20/15,556.51
  6. Step 6: Final answer
    x = 13,977.38

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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.