Home / 50,749.59-70,033.46-28,088.58

Finding the Fourth Proportional to 50,749.59, 70,033.46 and 28,088.58

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Solution

The fourth proportional to 50,749.59, 70,033.46 and 28,088.58 is: 38,761.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,749.59 : 70,033.46 = 28,088.58 : x
  2. Step 2: Convert to fraction form
    50,749.59/70,033.46 = 28,088.58/x
  3. Step 3: Cross multiply
    50,749.59x = 70,033.46 × 28,088.58
  4. Step 4: Simplify right side
    50,749.59x = 1,967,140,303.44
  5. Step 5: Solve for x
    x = 1,967,140,303.44/50,749.59
  6. Step 6: Final answer
    x = 38,761.70

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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.