Home / 17,280.05-23,824.67-11,302.25

Finding the Fourth Proportional to 17,280.05, 23,824.67 and 11,302.25

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Solution

The fourth proportional to 17,280.05, 23,824.67 and 11,302.25 is: 15,582.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,280.05 : 23,824.67 = 11,302.25 : x
  2. Step 2: Convert to fraction form
    17,280.05/23,824.67 = 11,302.25/x
  3. Step 3: Cross multiply
    17,280.05x = 23,824.67 × 11,302.25
  4. Step 4: Simplify right side
    17,280.05x = 269,272,200.87
  5. Step 5: Solve for x
    x = 269,272,200.87/17,280.05
  6. Step 6: Final answer
    x = 15,582.84

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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.