Home / 12,088.69-18,122.70-4,588.04

Finding the Fourth Proportional to 12,088.69, 18,122.70 and 4,588.04

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Solution

The fourth proportional to 12,088.69, 18,122.70 and 4,588.04 is: 6,878.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,088.69 : 18,122.70 = 4,588.04 : x
  2. Step 2: Convert to fraction form
    12,088.69/18,122.70 = 4,588.04/x
  3. Step 3: Cross multiply
    12,088.69x = 18,122.70 × 4,588.04
  4. Step 4: Simplify right side
    12,088.69x = 83,147,735.02
  5. Step 5: Solve for x
    x = 83,147,735.02/12,088.69
  6. Step 6: Final answer
    x = 6,878.14

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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.