Home / 42,445.44-58,582.80-28,105.56

Finding the Fourth Proportional to 42,445.44, 58,582.80 and 28,105.56

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Solution

The fourth proportional to 42,445.44, 58,582.80 and 28,105.56 is: 38,791.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,445.44 : 58,582.80 = 28,105.56 : x
  2. Step 2: Convert to fraction form
    42,445.44/58,582.80 = 28,105.56/x
  3. Step 3: Cross multiply
    42,445.44x = 58,582.80 × 28,105.56
  4. Step 4: Simplify right side
    42,445.44x = 1,646,502,400.37
  5. Step 5: Solve for x
    x = 1,646,502,400.37/42,445.44
  6. Step 6: Final answer
    x = 38,791.03

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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.