Home / 16,887.47-23,304.41-9,333.81

Finding the Fourth Proportional to 16,887.47, 23,304.41 and 9,333.81

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Solution

The fourth proportional to 16,887.47, 23,304.41 and 9,333.81 is: 12,880.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,887.47 : 23,304.41 = 9,333.81 : x
  2. Step 2: Convert to fraction form
    16,887.47/23,304.41 = 9,333.81/x
  3. Step 3: Cross multiply
    16,887.47x = 23,304.41 × 9,333.81
  4. Step 4: Simplify right side
    16,887.47x = 217,518,888.43
  5. Step 5: Solve for x
    x = 217,518,888.43/16,887.47
  6. Step 6: Final answer
    x = 12,880.49

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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.