Home / 33,111.60-49,667.40-30,908.40

Finding the Fourth Proportional to 33,111.60, 49,667.40 and 30,908.40

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Solution

The fourth proportional to 33,111.60, 49,667.40 and 30,908.40 is: 46,362.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,111.60 : 49,667.40 = 30,908.40 : x
  2. Step 2: Convert to fraction form
    33,111.60/49,667.40 = 30,908.40/x
  3. Step 3: Cross multiply
    33,111.60x = 49,667.40 × 30,908.40
  4. Step 4: Simplify right side
    33,111.60x = 1,535,139,866.16
  5. Step 5: Solve for x
    x = 1,535,139,866.16/33,111.60
  6. Step 6: Final answer
    x = 46,362.60

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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.