Home / 15,461.22-23,189.70-9,222.06

Finding the Fourth Proportional to 15,461.22, 23,189.70 and 9,222.06

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Solution

The fourth proportional to 15,461.22, 23,189.70 and 9,222.06 is: 13,831.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,461.22 : 23,189.70 = 9,222.06 : x
  2. Step 2: Convert to fraction form
    15,461.22/23,189.70 = 9,222.06/x
  3. Step 3: Cross multiply
    15,461.22x = 23,189.70 × 9,222.06
  4. Step 4: Simplify right side
    15,461.22x = 213,856,804.78
  5. Step 5: Solve for x
    x = 213,856,804.78/15,461.22
  6. Step 6: Final answer
    x = 13,831.82

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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.