Home / 28,262.64-39,004.32-16,326.48

Finding the Fourth Proportional to 28,262.64, 39,004.32 and 16,326.48

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Solution

The fourth proportional to 28,262.64, 39,004.32 and 16,326.48 is: 22,531.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,262.64 : 39,004.32 = 16,326.48 : x
  2. Step 2: Convert to fraction form
    28,262.64/39,004.32 = 16,326.48/x
  3. Step 3: Cross multiply
    28,262.64x = 39,004.32 × 16,326.48
  4. Step 4: Simplify right side
    28,262.64x = 636,803,250.39
  5. Step 5: Solve for x
    x = 636,803,250.39/28,262.64
  6. Step 6: Final answer
    x = 22,531.63

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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.