Home / 16,964.64-23,411.21-9,410.72

Finding the Fourth Proportional to 16,964.64, 23,411.21 and 9,410.72

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Solution

The fourth proportional to 16,964.64, 23,411.21 and 9,410.72 is: 12,986.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.64 : 23,411.21 = 9,410.72 : x
  2. Step 2: Convert to fraction form
    16,964.64/23,411.21 = 9,410.72/x
  3. Step 3: Cross multiply
    16,964.64x = 23,411.21 × 9,410.72
  4. Step 4: Simplify right side
    16,964.64x = 220,316,178.06
  5. Step 5: Solve for x
    x = 220,316,178.06/16,964.64
  6. Step 6: Final answer
    x = 12,986.79

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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.