Home / 13,048.25-18,006.59-7,459.37

Finding the Fourth Proportional to 13,048.25, 18,006.59 and 7,459.37

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Solution

The fourth proportional to 13,048.25, 18,006.59 and 7,459.37 is: 10,293.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.25 : 18,006.59 = 7,459.37 : x
  2. Step 2: Convert to fraction form
    13,048.25/18,006.59 = 7,459.37/x
  3. Step 3: Cross multiply
    13,048.25x = 18,006.59 × 7,459.37
  4. Step 4: Simplify right side
    13,048.25x = 134,317,817.25
  5. Step 5: Solve for x
    x = 134,317,817.25/13,048.25
  6. Step 6: Final answer
    x = 10,293.93

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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.