Home / 35,439.98-53,156.93-11,745.05

Finding the Fourth Proportional to 35,439.98, 53,156.93 and 11,745.05

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Solution

The fourth proportional to 35,439.98, 53,156.93 and 11,745.05 is: 17,616.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,439.98 : 53,156.93 = 11,745.05 : x
  2. Step 2: Convert to fraction form
    35,439.98/53,156.93 = 11,745.05/x
  3. Step 3: Cross multiply
    35,439.98x = 53,156.93 × 11,745.05
  4. Step 4: Simplify right side
    35,439.98x = 624,330,476.19
  5. Step 5: Solve for x
    x = 624,330,476.19/35,439.98
  6. Step 6: Final answer
    x = 17,616.56

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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.