Home / 13,336.56-18,382.50-9,457.26

Finding the Fourth Proportional to 13,336.56, 18,382.50 and 9,457.26

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Solution

The fourth proportional to 13,336.56, 18,382.50 and 9,457.26 is: 13,035.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,336.56 : 18,382.50 = 9,457.26 : x
  2. Step 2: Convert to fraction form
    13,336.56/18,382.50 = 9,457.26/x
  3. Step 3: Cross multiply
    13,336.56x = 18,382.50 × 9,457.26
  4. Step 4: Simplify right side
    13,336.56x = 173,848,081.95
  5. Step 5: Solve for x
    x = 173,848,081.95/13,336.56
  6. Step 6: Final answer
    x = 13,035.45

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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.