Home / 15,393.53-23,090.31-3,706.76

Finding the Fourth Proportional to 15,393.53, 23,090.31 and 3,706.76

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Solution

The fourth proportional to 15,393.53, 23,090.31 and 3,706.76 is: 5,560.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,393.53 : 23,090.31 = 3,706.76 : x
  2. Step 2: Convert to fraction form
    15,393.53/23,090.31 = 3,706.76/x
  3. Step 3: Cross multiply
    15,393.53x = 23,090.31 × 3,706.76
  4. Step 4: Simplify right side
    15,393.53x = 85,590,295.22
  5. Step 5: Solve for x
    x = 85,590,295.22/15,393.53
  6. Step 6: Final answer
    x = 5,560.15

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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.