Home / 15,393.99-23,090.65-4,300.43

Finding the Fourth Proportional to 15,393.99, 23,090.65 and 4,300.43

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Solution

The fourth proportional to 15,393.99, 23,090.65 and 4,300.43 is: 6,450.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393.99 : 23,090.65 = 4,300.43 : x
  2. Step 2: Convert to fraction form
    15,393.99/23,090.65 = 4,300.43/x
  3. Step 3: Cross multiply
    15,393.99x = 23,090.65 × 4,300.43
  4. Step 4: Simplify right side
    15,393.99x = 99,299,770.96
  5. Step 5: Solve for x
    x = 99,299,770.96/15,393.99
  6. Step 6: Final answer
    x = 6,450.55

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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.