Home / 19,343.61-29,004.08-6,189.21

Finding the Fourth Proportional to 19,343.61, 29,004.08 and 6,189.21

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Solution

The fourth proportional to 19,343.61, 29,004.08 and 6,189.21 is: 9,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,343.61 : 29,004.08 = 6,189.21 : x
  2. Step 2: Convert to fraction form
    19,343.61/29,004.08 = 6,189.21/x
  3. Step 3: Cross multiply
    19,343.61x = 29,004.08 × 6,189.21
  4. Step 4: Simplify right side
    19,343.61x = 179,512,311.03
  5. Step 5: Solve for x
    x = 179,512,311.03/19,343.61
  6. Step 6: Final answer
    x = 9,280.19

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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.