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Finding the Fourth Proportional to 36,574.72, 50,473.08 and 19,807.72

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Solution

The fourth proportional to 36,574.72, 50,473.08 and 19,807.72 is: 27,334.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,574.72 : 50,473.08 = 19,807.72 : x
  2. Step 2: Convert to fraction form
    36,574.72/50,473.08 = 19,807.72/x
  3. Step 3: Cross multiply
    36,574.72x = 50,473.08 × 19,807.72
  4. Step 4: Simplify right side
    36,574.72x = 999,756,636.18
  5. Step 5: Solve for x
    x = 999,756,636.18/36,574.72
  6. Step 6: Final answer
    x = 27,334.64

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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.