Home / 16,680.08-23,017.84-9,606.72

Finding the Fourth Proportional to 16,680.08, 23,017.84 and 9,606.72

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Solution

The fourth proportional to 16,680.08, 23,017.84 and 9,606.72 is: 13,256.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.08 : 23,017.84 = 9,606.72 : x
  2. Step 2: Convert to fraction form
    16,680.08/23,017.84 = 9,606.72/x
  3. Step 3: Cross multiply
    16,680.08x = 23,017.84 × 9,606.72
  4. Step 4: Simplify right side
    16,680.08x = 221,125,943.88
  5. Step 5: Solve for x
    x = 221,125,943.88/16,680.08
  6. Step 6: Final answer
    x = 13,256.89

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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.