Home / 50,751.83-70,036.56-28,090.85

Finding the Fourth Proportional to 50,751.83, 70,036.56 and 28,090.85

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Solution

The fourth proportional to 50,751.83, 70,036.56 and 28,090.85 is: 38,764.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,751.83 : 70,036.56 = 28,090.85 : x
  2. Step 2: Convert to fraction form
    50,751.83/70,036.56 = 28,090.85/x
  3. Step 3: Cross multiply
    50,751.83x = 70,036.56 × 28,090.85
  4. Step 4: Simplify right side
    50,751.83x = 1,967,386,151.29
  5. Step 5: Solve for x
    x = 1,967,386,151.29/50,751.83
  6. Step 6: Final answer
    x = 38,764.83

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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.