Home / 50,621.90-75,889.64-35,784.14

Finding the Fourth Proportional to 50,621.90, 75,889.64 and 35,784.14

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Solution

The fourth proportional to 50,621.90, 75,889.64 and 35,784.14 is: 53,645.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,621.90 : 75,889.64 = 35,784.14 : x
  2. Step 2: Convert to fraction form
    50,621.90/75,889.64 = 35,784.14/x
  3. Step 3: Cross multiply
    50,621.90x = 75,889.64 × 35,784.14
  4. Step 4: Simplify right side
    50,621.90x = 2,715,645,502.31
  5. Step 5: Solve for x
    x = 2,715,645,502.31/50,621.90
  6. Step 6: Final answer
    x = 53,645.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.