Home / 33,017.16-49,533.75-18,986.16

Finding the Fourth Proportional to 33,017.16, 49,533.75 and 18,986.16

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Solution

The fourth proportional to 33,017.16, 49,533.75 and 18,986.16 is: 28,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,017.16 : 49,533.75 = 18,986.16 : x
  2. Step 2: Convert to fraction form
    33,017.16/49,533.75 = 18,986.16/x
  3. Step 3: Cross multiply
    33,017.16x = 49,533.75 × 18,986.16
  4. Step 4: Simplify right side
    33,017.16x = 940,455,702.90
  5. Step 5: Solve for x
    x = 940,455,702.90/33,017.16
  6. Step 6: Final answer
    x = 28,483.85

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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.