Home / 13,394.36-18,480.48-10,552.93

Finding the Fourth Proportional to 13,394.36, 18,480.48 and 10,552.93

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Solution

The fourth proportional to 13,394.36, 18,480.48 and 10,552.93 is: 14,560.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,394.36 : 18,480.48 = 10,552.93 : x
  2. Step 2: Convert to fraction form
    13,394.36/18,480.48 = 10,552.93/x
  3. Step 3: Cross multiply
    13,394.36x = 18,480.48 × 10,552.93
  4. Step 4: Simplify right side
    13,394.36x = 195,023,126.03
  5. Step 5: Solve for x
    x = 195,023,126.03/13,394.36
  6. Step 6: Final answer
    x = 14,560.09

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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.