Home / 13,465.45-20,188.80-5,964.94

Finding the Fourth Proportional to 13,465.45, 20,188.80 and 5,964.94

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Solution

The fourth proportional to 13,465.45, 20,188.80 and 5,964.94 is: 8,943.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,465.45 : 20,188.80 = 5,964.94 : x
  2. Step 2: Convert to fraction form
    13,465.45/20,188.80 = 5,964.94/x
  3. Step 3: Cross multiply
    13,465.45x = 20,188.80 × 5,964.94
  4. Step 4: Simplify right side
    13,465.45x = 120,424,980.67
  5. Step 5: Solve for x
    x = 120,424,980.67/13,465.45
  6. Step 6: Final answer
    x = 8,943.26

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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.