Home / 14,579.10-21,850.65-9,899.10

Finding the Fourth Proportional to 14,579.10, 21,850.65 and 9,899.10

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Solution

The fourth proportional to 14,579.10, 21,850.65 and 9,899.10 is: 14,836.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.10 : 21,850.65 = 9,899.10 : x
  2. Step 2: Convert to fraction form
    14,579.10/21,850.65 = 9,899.10/x
  3. Step 3: Cross multiply
    14,579.10x = 21,850.65 × 9,899.10
  4. Step 4: Simplify right side
    14,579.10x = 216,301,769.42
  5. Step 5: Solve for x
    x = 216,301,769.42/14,579.10
  6. Step 6: Final answer
    x = 14,836.43

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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.