Home / 22,223.34-30,615.48-15,496.74

Finding the Fourth Proportional to 22,223.34, 30,615.48 and 15,496.74

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Solution

The fourth proportional to 22,223.34, 30,615.48 and 15,496.74 is: 21,348.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,223.34 : 30,615.48 = 15,496.74 : x
  2. Step 2: Convert to fraction form
    22,223.34/30,615.48 = 15,496.74/x
  3. Step 3: Cross multiply
    22,223.34x = 30,615.48 × 15,496.74
  4. Step 4: Simplify right side
    22,223.34x = 474,440,133.54
  5. Step 5: Solve for x
    x = 474,440,133.54/22,223.34
  6. Step 6: Final answer
    x = 21,348.73

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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.