Home / 28,804.20-39,748.52-16,058.79

Finding the Fourth Proportional to 28,804.20, 39,748.52 and 16,058.79

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Solution

The fourth proportional to 28,804.20, 39,748.52 and 16,058.79 is: 22,160.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,804.20 : 39,748.52 = 16,058.79 : x
  2. Step 2: Convert to fraction form
    28,804.20/39,748.52 = 16,058.79/x
  3. Step 3: Cross multiply
    28,804.20x = 39,748.52 × 16,058.79
  4. Step 4: Simplify right side
    28,804.20x = 638,313,055.20
  5. Step 5: Solve for x
    x = 638,313,055.20/28,804.20
  6. Step 6: Final answer
    x = 22,160.42

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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.