Home / 13,482.54-20,210.73-6,911.82

Finding the Fourth Proportional to 13,482.54, 20,210.73 and 6,911.82

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Solution

The fourth proportional to 13,482.54, 20,210.73 and 6,911.82 is: 10,361.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482.54 : 20,210.73 = 6,911.82 : x
  2. Step 2: Convert to fraction form
    13,482.54/20,210.73 = 6,911.82/x
  3. Step 3: Cross multiply
    13,482.54x = 20,210.73 × 6,911.82
  4. Step 4: Simplify right side
    13,482.54x = 139,692,927.83
  5. Step 5: Solve for x
    x = 139,692,927.83/13,482.54
  6. Step 6: Final answer
    x = 10,361.02

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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.