Home / 15,328.51-22,986.69-5,330.28

Finding the Fourth Proportional to 15,328.51, 22,986.69 and 5,330.28

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Solution

The fourth proportional to 15,328.51, 22,986.69 and 5,330.28 is: 7,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,328.51 : 22,986.69 = 5,330.28 : x
  2. Step 2: Convert to fraction form
    15,328.51/22,986.69 = 5,330.28/x
  3. Step 3: Cross multiply
    15,328.51x = 22,986.69 × 5,330.28
  4. Step 4: Simplify right side
    15,328.51x = 122,525,493.97
  5. Step 5: Solve for x
    x = 122,525,493.97/15,328.51
  6. Step 6: Final answer
    x = 7,993.31

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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.