Home / 17,735.47-24,474.49-9,777.56

Finding the Fourth Proportional to 17,735.47, 24,474.49 and 9,777.56

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Solution

The fourth proportional to 17,735.47, 24,474.49 and 9,777.56 is: 13,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,735.47 : 24,474.49 = 9,777.56 : x
  2. Step 2: Convert to fraction form
    17,735.47/24,474.49 = 9,777.56/x
  3. Step 3: Cross multiply
    17,735.47x = 24,474.49 × 9,777.56
  4. Step 4: Simplify right side
    17,735.47x = 239,300,647.63
  5. Step 5: Solve for x
    x = 239,300,647.63/17,735.47
  6. Step 6: Final answer
    x = 13,492.77

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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.