Home / 14,177.76-21,267.40-4,316.28

Finding the Fourth Proportional to 14,177.76, 21,267.40 and 4,316.28

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Solution

The fourth proportional to 14,177.76, 21,267.40 and 4,316.28 is: 6,474.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.76 : 21,267.40 = 4,316.28 : x
  2. Step 2: Convert to fraction form
    14,177.76/21,267.40 = 4,316.28/x
  3. Step 3: Cross multiply
    14,177.76x = 21,267.40 × 4,316.28
  4. Step 4: Simplify right side
    14,177.76x = 91,796,053.27
  5. Step 5: Solve for x
    x = 91,796,053.27/14,177.76
  6. Step 6: Final answer
    x = 6,474.65

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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.