Home / 14,610.30-21,916.80-5,843.40

Finding the Fourth Proportional to 14,610.30, 21,916.80 and 5,843.40

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Solution

The fourth proportional to 14,610.30, 21,916.80 and 5,843.40 is: 8,765.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,610.30 : 21,916.80 = 5,843.40 : x
  2. Step 2: Convert to fraction form
    14,610.30/21,916.80 = 5,843.40/x
  3. Step 3: Cross multiply
    14,610.30x = 21,916.80 × 5,843.40
  4. Step 4: Simplify right side
    14,610.30x = 128,068,629.12
  5. Step 5: Solve for x
    x = 128,068,629.12/14,610.30
  6. Step 6: Final answer
    x = 8,765.64

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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.