Home / 45,384.58-68,087.37-15,397.21

Finding the Fourth Proportional to 45,384.58, 68,087.37 and 15,397.21

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Solution

The fourth proportional to 45,384.58, 68,087.37 and 15,397.21 is: 23,099.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,384.58 : 68,087.37 = 15,397.21 : x
  2. Step 2: Convert to fraction form
    45,384.58/68,087.37 = 15,397.21/x
  3. Step 3: Cross multiply
    45,384.58x = 68,087.37 × 15,397.21
  4. Step 4: Simplify right side
    45,384.58x = 1,048,355,534.24
  5. Step 5: Solve for x
    x = 1,048,355,534.24/45,384.58
  6. Step 6: Final answer
    x = 23,099.38

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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.