Home / 15,518.33-23,259.26-7,180.73

Finding the Fourth Proportional to 15,518.33, 23,259.26 and 7,180.73

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Solution

The fourth proportional to 15,518.33, 23,259.26 and 7,180.73 is: 10,762.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,518.33 : 23,259.26 = 7,180.73 : x
  2. Step 2: Convert to fraction form
    15,518.33/23,259.26 = 7,180.73/x
  3. Step 3: Cross multiply
    15,518.33x = 23,259.26 × 7,180.73
  4. Step 4: Simplify right side
    15,518.33x = 167,018,466.06
  5. Step 5: Solve for x
    x = 167,018,466.06/15,518.33
  6. Step 6: Final answer
    x = 10,762.66

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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.