Home / 13,792.41-20,700.63-7,223.22

Finding the Fourth Proportional to 13,792.41, 20,700.63 and 7,223.22

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Solution

The fourth proportional to 13,792.41, 20,700.63 and 7,223.22 is: 10,841.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.41 : 20,700.63 = 7,223.22 : x
  2. Step 2: Convert to fraction form
    13,792.41/20,700.63 = 7,223.22/x
  3. Step 3: Cross multiply
    13,792.41x = 20,700.63 × 7,223.22
  4. Step 4: Simplify right side
    13,792.41x = 149,525,204.63
  5. Step 5: Solve for x
    x = 149,525,204.63/13,792.41
  6. Step 6: Final answer
    x = 10,841.12

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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.