Home / 36,451.47-50,302.80-20,541.03

Finding the Fourth Proportional to 36,451.47, 50,302.80 and 20,541.03

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Solution

The fourth proportional to 36,451.47, 50,302.80 and 20,541.03 is: 28,346.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,451.47 : 50,302.80 = 20,541.03 : x
  2. Step 2: Convert to fraction form
    36,451.47/50,302.80 = 20,541.03/x
  3. Step 3: Cross multiply
    36,451.47x = 50,302.80 × 20,541.03
  4. Step 4: Simplify right side
    36,451.47x = 1,033,271,323.88
  5. Step 5: Solve for x
    x = 1,033,271,323.88/36,451.47
  6. Step 6: Final answer
    x = 28,346.49

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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.