Home / 14,150.77-21,224.93-4,790.58

Finding the Fourth Proportional to 14,150.77, 21,224.93 and 4,790.58

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Solution

The fourth proportional to 14,150.77, 21,224.93 and 4,790.58 is: 7,185.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,150.77 : 21,224.93 = 4,790.58 : x
  2. Step 2: Convert to fraction form
    14,150.77/21,224.93 = 4,790.58/x
  3. Step 3: Cross multiply
    14,150.77x = 21,224.93 × 4,790.58
  4. Step 4: Simplify right side
    14,150.77x = 101,679,725.16
  5. Step 5: Solve for x
    x = 101,679,725.16/14,150.77
  6. Step 6: Final answer
    x = 7,185.46

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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.