Home / 13,518.51-20,277.76-9,844.12

Finding the Fourth Proportional to 13,518.51, 20,277.76 and 9,844.12

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Solution

The fourth proportional to 13,518.51, 20,277.76 and 9,844.12 is: 14,766.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,518.51 : 20,277.76 = 9,844.12 : x
  2. Step 2: Convert to fraction form
    13,518.51/20,277.76 = 9,844.12/x
  3. Step 3: Cross multiply
    13,518.51x = 20,277.76 × 9,844.12
  4. Step 4: Simplify right side
    13,518.51x = 199,616,702.77
  5. Step 5: Solve for x
    x = 199,616,702.77/13,518.51
  6. Step 6: Final answer
    x = 14,766.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.