Home / 12,070.49-18,099.54-5,048.60

Finding the Fourth Proportional to 12,070.49, 18,099.54 and 5,048.60

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Solution

The fourth proportional to 12,070.49, 18,099.54 and 5,048.60 is: 7,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,070.49 : 18,099.54 = 5,048.60 : x
  2. Step 2: Convert to fraction form
    12,070.49/18,099.54 = 5,048.60/x
  3. Step 3: Cross multiply
    12,070.49x = 18,099.54 × 5,048.60
  4. Step 4: Simplify right side
    12,070.49x = 91,377,337.64
  5. Step 5: Solve for x
    x = 91,377,337.64/12,070.49
  6. Step 6: Final answer
    x = 7,570.31

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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.