Home / 13,325.02-18,379.65-8,014.26

Finding the Fourth Proportional to 13,325.02, 18,379.65 and 8,014.26

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Solution

The fourth proportional to 13,325.02, 18,379.65 and 8,014.26 is: 11,054.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,325.02 : 18,379.65 = 8,014.26 : x
  2. Step 2: Convert to fraction form
    13,325.02/18,379.65 = 8,014.26/x
  3. Step 3: Cross multiply
    13,325.02x = 18,379.65 × 8,014.26
  4. Step 4: Simplify right side
    13,325.02x = 147,299,293.81
  5. Step 5: Solve for x
    x = 147,299,293.81/13,325.02
  6. Step 6: Final answer
    x = 11,054.34

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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.