Home / 44,931.18-67,409.73-13,771.02

Finding the Fourth Proportional to 44,931.18, 67,409.73 and 13,771.02

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Solution

The fourth proportional to 44,931.18, 67,409.73 and 13,771.02 is: 20,660.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,931.18 : 67,409.73 = 13,771.02 : x
  2. Step 2: Convert to fraction form
    44,931.18/67,409.73 = 13,771.02/x
  3. Step 3: Cross multiply
    44,931.18x = 67,409.73 × 13,771.02
  4. Step 4: Simplify right side
    44,931.18x = 928,300,740.02
  5. Step 5: Solve for x
    x = 928,300,740.02/44,931.18
  6. Step 6: Final answer
    x = 20,660.50

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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.