Home / 18,277.13-25,222.44-9,893.63

Finding the Fourth Proportional to 18,277.13, 25,222.44 and 9,893.63

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Solution

The fourth proportional to 18,277.13, 25,222.44 and 9,893.63 is: 13,653.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,277.13 : 25,222.44 = 9,893.63 : x
  2. Step 2: Convert to fraction form
    18,277.13/25,222.44 = 9,893.63/x
  3. Step 3: Cross multiply
    18,277.13x = 25,222.44 × 9,893.63
  4. Step 4: Simplify right side
    18,277.13x = 249,541,362.95
  5. Step 5: Solve for x
    x = 249,541,362.95/18,277.13
  6. Step 6: Final answer
    x = 13,653.21

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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.