Home / 16,785.64-23,165.22-9,333.64

Finding the Fourth Proportional to 16,785.64, 23,165.22 and 9,333.64

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Solution

The fourth proportional to 16,785.64, 23,165.22 and 9,333.64 is: 12,881.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,785.64 : 23,165.22 = 9,333.64 : x
  2. Step 2: Convert to fraction form
    16,785.64/23,165.22 = 9,333.64/x
  3. Step 3: Cross multiply
    16,785.64x = 23,165.22 × 9,333.64
  4. Step 4: Simplify right side
    16,785.64x = 216,215,824.00
  5. Step 5: Solve for x
    x = 216,215,824.00/16,785.64
  6. Step 6: Final answer
    x = 12,881.00

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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.