Home / 14,281.70-21,422.55-9,616.10

Finding the Fourth Proportional to 14,281.70, 21,422.55 and 9,616.10

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Solution

The fourth proportional to 14,281.70, 21,422.55 and 9,616.10 is: 14,424.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,281.70 : 21,422.55 = 9,616.10 : x
  2. Step 2: Convert to fraction form
    14,281.70/21,422.55 = 9,616.10/x
  3. Step 3: Cross multiply
    14,281.70x = 21,422.55 × 9,616.10
  4. Step 4: Simplify right side
    14,281.70x = 206,001,383.06
  5. Step 5: Solve for x
    x = 206,001,383.06/14,281.70
  6. Step 6: Final answer
    x = 14,424.15

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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.