Home / 13,626.48-18,804.71-8,248.84

Finding the Fourth Proportional to 13,626.48, 18,804.71 and 8,248.84

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Solution

The fourth proportional to 13,626.48, 18,804.71 and 8,248.84 is: 11,383.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626.48 : 18,804.71 = 8,248.84 : x
  2. Step 2: Convert to fraction form
    13,626.48/18,804.71 = 8,248.84/x
  3. Step 3: Cross multiply
    13,626.48x = 18,804.71 × 8,248.84
  4. Step 4: Simplify right side
    13,626.48x = 155,117,044.04
  5. Step 5: Solve for x
    x = 155,117,044.04/13,626.48
  6. Step 6: Final answer
    x = 11,383.50

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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.