Home / 19,638.43-29,453.21-5,598.16

Finding the Fourth Proportional to 19,638.43, 29,453.21 and 5,598.16

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Solution

The fourth proportional to 19,638.43, 29,453.21 and 5,598.16 is: 8,395.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,638.43 : 29,453.21 = 5,598.16 : x
  2. Step 2: Convert to fraction form
    19,638.43/29,453.21 = 5,598.16/x
  3. Step 3: Cross multiply
    19,638.43x = 29,453.21 × 5,598.16
  4. Step 4: Simplify right side
    19,638.43x = 164,883,701.46
  5. Step 5: Solve for x
    x = 164,883,701.46/19,638.43
  6. Step 6: Final answer
    x = 8,395.97

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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.