Home / 13,373.12-18,443.69-8,593.84

Finding the Fourth Proportional to 13,373.12, 18,443.69 and 8,593.84

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Solution

The fourth proportional to 13,373.12, 18,443.69 and 8,593.84 is: 11,852.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,373.12 : 18,443.69 = 8,593.84 : x
  2. Step 2: Convert to fraction form
    13,373.12/18,443.69 = 8,593.84/x
  3. Step 3: Cross multiply
    13,373.12x = 18,443.69 × 8,593.84
  4. Step 4: Simplify right side
    13,373.12x = 158,502,120.87
  5. Step 5: Solve for x
    x = 158,502,120.87/13,373.12
  6. Step 6: Final answer
    x = 11,852.29

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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.