Home / 36,622.17-50,539.59-20,709

Finding the Fourth Proportional to 36,622.17, 50,539.59 and 20,709

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Solution

The fourth proportional to 36,622.17, 50,539.59 and 20,709 is: 28,578.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,622.17 : 50,539.59 = 20,709 : x
  2. Step 2: Convert to fraction form
    36,622.17/50,539.59 = 20,709/x
  3. Step 3: Cross multiply
    36,622.17x = 50,539.59 × 20,709
  4. Step 4: Simplify right side
    36,622.17x = 1,046,624,369.31
  5. Step 5: Solve for x
    x = 1,046,624,369.31/36,622.17
  6. Step 6: Final answer
    x = 28,578.98

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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.