Home / 14,253.84-21,361.32-7,333.20

Finding the Fourth Proportional to 14,253.84, 21,361.32 and 7,333.20

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Solution

The fourth proportional to 14,253.84, 21,361.32 and 7,333.20 is: 10,989.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.84 : 21,361.32 = 7,333.20 : x
  2. Step 2: Convert to fraction form
    14,253.84/21,361.32 = 7,333.20/x
  3. Step 3: Cross multiply
    14,253.84x = 21,361.32 × 7,333.20
  4. Step 4: Simplify right side
    14,253.84x = 156,646,831.82
  5. Step 5: Solve for x
    x = 156,646,831.82/14,253.84
  6. Step 6: Final answer
    x = 10,989.80

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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.