Home / 13,637.39-18,807.09-8,852.37

Finding the Fourth Proportional to 13,637.39, 18,807.09 and 8,852.37

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Solution

The fourth proportional to 13,637.39, 18,807.09 and 8,852.37 is: 12,208.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,637.39 : 18,807.09 = 8,852.37 : x
  2. Step 2: Convert to fraction form
    13,637.39/18,807.09 = 8,852.37/x
  3. Step 3: Cross multiply
    13,637.39x = 18,807.09 × 8,852.37
  4. Step 4: Simplify right side
    13,637.39x = 166,487,319.30
  5. Step 5: Solve for x
    x = 166,487,319.30/13,637.39
  6. Step 6: Final answer
    x = 12,208.16

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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.