Home / 15,248.99-21,042.44-8,533.37

Finding the Fourth Proportional to 15,248.99, 21,042.44 and 8,533.37

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Solution

The fourth proportional to 15,248.99, 21,042.44 and 8,533.37 is: 11,775.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,248.99 : 21,042.44 = 8,533.37 : x
  2. Step 2: Convert to fraction form
    15,248.99/21,042.44 = 8,533.37/x
  3. Step 3: Cross multiply
    15,248.99x = 21,042.44 × 8,533.37
  4. Step 4: Simplify right side
    15,248.99x = 179,562,926.22
  5. Step 5: Solve for x
    x = 179,562,926.22/15,248.99
  6. Step 6: Final answer
    x = 11,775.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.