Home / 15,549.39-23,316.80-6,777.09

Finding the Fourth Proportional to 15,549.39, 23,316.80 and 6,777.09

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Solution

The fourth proportional to 15,549.39, 23,316.80 and 6,777.09 is: 10,162.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549.39 : 23,316.80 = 6,777.09 : x
  2. Step 2: Convert to fraction form
    15,549.39/23,316.80 = 6,777.09/x
  3. Step 3: Cross multiply
    15,549.39x = 23,316.80 × 6,777.09
  4. Step 4: Simplify right side
    15,549.39x = 158,020,018.23
  5. Step 5: Solve for x
    x = 158,020,018.23/15,549.39
  6. Step 6: Final answer
    x = 10,162.46

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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.