Home / 35,827.47-49,441.55-19,911.60

Finding the Fourth Proportional to 35,827.47, 49,441.55 and 19,911.60

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Solution

The fourth proportional to 35,827.47, 49,441.55 and 19,911.60 is: 27,477.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,827.47 : 49,441.55 = 19,911.60 : x
  2. Step 2: Convert to fraction form
    35,827.47/49,441.55 = 19,911.60/x
  3. Step 3: Cross multiply
    35,827.47x = 49,441.55 × 19,911.60
  4. Step 4: Simplify right side
    35,827.47x = 984,460,366.98
  5. Step 5: Solve for x
    x = 984,460,366.98/35,827.47
  6. Step 6: Final answer
    x = 27,477.81

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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.