Home / 50,756.21-70,042.60-28,095.22

Finding the Fourth Proportional to 50,756.21, 70,042.60 and 28,095.22

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Solution

The fourth proportional to 50,756.21, 70,042.60 and 28,095.22 is: 38,770.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,756.21 : 70,042.60 = 28,095.22 : x
  2. Step 2: Convert to fraction form
    50,756.21/70,042.60 = 28,095.22/x
  3. Step 3: Cross multiply
    50,756.21x = 70,042.60 × 28,095.22
  4. Step 4: Simplify right side
    50,756.21x = 1,967,862,256.37
  5. Step 5: Solve for x
    x = 1,967,862,256.37/50,756.21
  6. Step 6: Final answer
    x = 38,770.87

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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.