Home / 13,817.79-19,083.02-9,522.05

Finding the Fourth Proportional to 13,817.79, 19,083.02 and 9,522.05

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Solution

The fourth proportional to 13,817.79, 19,083.02 and 9,522.05 is: 13,150.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,817.79 : 19,083.02 = 9,522.05 : x
  2. Step 2: Convert to fraction form
    13,817.79/19,083.02 = 9,522.05/x
  3. Step 3: Cross multiply
    13,817.79x = 19,083.02 × 9,522.05
  4. Step 4: Simplify right side
    13,817.79x = 181,709,351.37
  5. Step 5: Solve for x
    x = 181,709,351.37/13,817.79
  6. Step 6: Final answer
    x = 13,150.40

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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.