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Finding the Fourth Proportional to 36,386, 50,215.02 and 22,055.72

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Solution

The fourth proportional to 36,386, 50,215.02 and 22,055.72 is: 30,438.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,386 : 50,215.02 = 22,055.72 : x
  2. Step 2: Convert to fraction form
    36,386/50,215.02 = 22,055.72/x
  3. Step 3: Cross multiply
    36,386x = 50,215.02 × 22,055.72
  4. Step 4: Simplify right side
    36,386x = 1,107,528,420.91
  5. Step 5: Solve for x
    x = 1,107,528,420.91/36,386
  6. Step 6: Final answer
    x = 30,438.31

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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.