Home / 49,513.64-68,319.06-30,391.16

Finding the Fourth Proportional to 49,513.64, 68,319.06 and 30,391.16

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Solution

The fourth proportional to 49,513.64, 68,319.06 and 30,391.16 is: 41,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,513.64 : 68,319.06 = 30,391.16 : x
  2. Step 2: Convert to fraction form
    49,513.64/68,319.06 = 30,391.16/x
  3. Step 3: Cross multiply
    49,513.64x = 68,319.06 × 30,391.16
  4. Step 4: Simplify right side
    49,513.64x = 2,076,295,483.51
  5. Step 5: Solve for x
    x = 2,076,295,483.51/49,513.64
  6. Step 6: Final answer
    x = 41,933.81

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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.