Home / 49,632.60-74,448.90-47,328.60

Finding the Fourth Proportional to 49,632.60, 74,448.90 and 47,328.60

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Solution

The fourth proportional to 49,632.60, 74,448.90 and 47,328.60 is: 70,992.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,632.60 : 74,448.90 = 47,328.60 : x
  2. Step 2: Convert to fraction form
    49,632.60/74,448.90 = 47,328.60/x
  3. Step 3: Cross multiply
    49,632.60x = 74,448.90 × 47,328.60
  4. Step 4: Simplify right side
    49,632.60x = 3,523,562,208.54
  5. Step 5: Solve for x
    x = 3,523,562,208.54/49,632.60
  6. Step 6: Final answer
    x = 70,992.90

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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.