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Finding the Fourth Proportional to 36,574, 50,500.64 and 28,062.60

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Solution

The fourth proportional to 36,574, 50,500.64 and 28,062.60 is: 38,748.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,574 : 50,500.64 = 28,062.60 : x
  2. Step 2: Convert to fraction form
    36,574/50,500.64 = 28,062.60/x
  3. Step 3: Cross multiply
    36,574x = 50,500.64 × 28,062.60
  4. Step 4: Simplify right side
    36,574x = 1,417,179,260.06
  5. Step 5: Solve for x
    x = 1,417,179,260.06/36,574
  6. Step 6: Final answer
    x = 38,748.27

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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.