Home / 23,911.20-32,996.70-13,300.74

Finding the Fourth Proportional to 23,911.20, 32,996.70 and 13,300.74

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Solution

The fourth proportional to 23,911.20, 32,996.70 and 13,300.74 is: 18,354.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,911.20 : 32,996.70 = 13,300.74 : x
  2. Step 2: Convert to fraction form
    23,911.20/32,996.70 = 13,300.74/x
  3. Step 3: Cross multiply
    23,911.20x = 32,996.70 × 13,300.74
  4. Step 4: Simplify right side
    23,911.20x = 438,880,527.56
  5. Step 5: Solve for x
    x = 438,880,527.56/23,911.20
  6. Step 6: Final answer
    x = 18,354.60

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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.