Home / 16,540.37-22,848.93-15,045.65

Finding the Fourth Proportional to 16,540.37, 22,848.93 and 15,045.65

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Solution

The fourth proportional to 16,540.37, 22,848.93 and 15,045.65 is: 20,784.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.37 : 22,848.93 = 15,045.65 : x
  2. Step 2: Convert to fraction form
    16,540.37/22,848.93 = 15,045.65/x
  3. Step 3: Cross multiply
    16,540.37x = 22,848.93 × 15,045.65
  4. Step 4: Simplify right side
    16,540.37x = 343,776,889.41
  5. Step 5: Solve for x
    x = 343,776,889.41/16,540.37
  6. Step 6: Final answer
    x = 20,784.12

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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.