Home / 16,957.56-25,435.80-4,477.20

Finding the Fourth Proportional to 16,957.56, 25,435.80 and 4,477.20

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Solution

The fourth proportional to 16,957.56, 25,435.80 and 4,477.20 is: 6,715.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,957.56 : 25,435.80 = 4,477.20 : x
  2. Step 2: Convert to fraction form
    16,957.56/25,435.80 = 4,477.20/x
  3. Step 3: Cross multiply
    16,957.56x = 25,435.80 × 4,477.20
  4. Step 4: Simplify right side
    16,957.56x = 113,881,163.76
  5. Step 5: Solve for x
    x = 113,881,163.76/16,957.56
  6. Step 6: Final answer
    x = 6,715.66

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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.