Home / 23,040.68-31,762.20-16,305.44

Finding the Fourth Proportional to 23,040.68, 31,762.20 and 16,305.44

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Solution

The fourth proportional to 23,040.68, 31,762.20 and 16,305.44 is: 22,477.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.68 : 31,762.20 = 16,305.44 : x
  2. Step 2: Convert to fraction form
    23,040.68/31,762.20 = 16,305.44/x
  3. Step 3: Cross multiply
    23,040.68x = 31,762.20 × 16,305.44
  4. Step 4: Simplify right side
    23,040.68x = 517,896,646.37
  5. Step 5: Solve for x
    x = 517,896,646.37/23,040.68
  6. Step 6: Final answer
    x = 22,477.49

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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.