Home / 13,394.16-18,501.48-10,266.48

Finding the Fourth Proportional to 13,394.16, 18,501.48 and 10,266.48

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Solution

The fourth proportional to 13,394.16, 18,501.48 and 10,266.48 is: 14,181.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.16 : 18,501.48 = 10,266.48 : x
  2. Step 2: Convert to fraction form
    13,394.16/18,501.48 = 10,266.48/x
  3. Step 3: Cross multiply
    13,394.16x = 18,501.48 × 10,266.48
  4. Step 4: Simplify right side
    13,394.16x = 189,945,074.39
  5. Step 5: Solve for x
    x = 189,945,074.39/13,394.16
  6. Step 6: Final answer
    x = 14,181.19

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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.