Home / 13,088.21-19,635.14-4,201.46

Finding the Fourth Proportional to 13,088.21, 19,635.14 and 4,201.46

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Solution

The fourth proportional to 13,088.21, 19,635.14 and 4,201.46 is: 6,303.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,088.21 : 19,635.14 = 4,201.46 : x
  2. Step 2: Convert to fraction form
    13,088.21/19,635.14 = 4,201.46/x
  3. Step 3: Cross multiply
    13,088.21x = 19,635.14 × 4,201.46
  4. Step 4: Simplify right side
    13,088.21x = 82,496,255.30
  5. Step 5: Solve for x
    x = 82,496,255.30/13,088.21
  6. Step 6: Final answer
    x = 6,303.10

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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.