Home / 14,166.15-21,219.48-6,763.16

Finding the Fourth Proportional to 14,166.15, 21,219.48 and 6,763.16

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Solution

The fourth proportional to 14,166.15, 21,219.48 and 6,763.16 is: 10,130.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166.15 : 21,219.48 = 6,763.16 : x
  2. Step 2: Convert to fraction form
    14,166.15/21,219.48 = 6,763.16/x
  3. Step 3: Cross multiply
    14,166.15x = 21,219.48 × 6,763.16
  4. Step 4: Simplify right side
    14,166.15x = 143,510,632.26
  5. Step 5: Solve for x
    x = 143,510,632.26/14,166.15
  6. Step 6: Final answer
    x = 10,130.53

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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.