Home / 32,792.07-45,143.62-31,285.67

Finding the Fourth Proportional to 32,792.07, 45,143.62 and 31,285.67

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Solution

The fourth proportional to 32,792.07, 45,143.62 and 31,285.67 is: 43,069.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,792.07 : 45,143.62 = 31,285.67 : x
  2. Step 2: Convert to fraction form
    32,792.07/45,143.62 = 31,285.67/x
  3. Step 3: Cross multiply
    32,792.07x = 45,143.62 × 31,285.67
  4. Step 4: Simplify right side
    32,792.07x = 1,412,348,241.50
  5. Step 5: Solve for x
    x = 1,412,348,241.50/32,792.07
  6. Step 6: Final answer
    x = 43,069.81

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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.