Home / 14,635.04-20,198.21-9,603.51

Finding the Fourth Proportional to 14,635.04, 20,198.21 and 9,603.51

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Solution

The fourth proportional to 14,635.04, 20,198.21 and 9,603.51 is: 13,254.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.04 : 20,198.21 = 9,603.51 : x
  2. Step 2: Convert to fraction form
    14,635.04/20,198.21 = 9,603.51/x
  3. Step 3: Cross multiply
    14,635.04x = 20,198.21 × 9,603.51
  4. Step 4: Simplify right side
    14,635.04x = 193,973,663.70
  5. Step 5: Solve for x
    x = 193,973,663.70/14,635.04
  6. Step 6: Final answer
    x = 13,254.06

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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.