Home / 30,444.25-45,626.28-12,892.36

Finding the Fourth Proportional to 30,444.25, 45,626.28 and 12,892.36

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Solution

The fourth proportional to 30,444.25, 45,626.28 and 12,892.36 is: 19,321.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,444.25 : 45,626.28 = 12,892.36 : x
  2. Step 2: Convert to fraction form
    30,444.25/45,626.28 = 12,892.36/x
  3. Step 3: Cross multiply
    30,444.25x = 45,626.28 × 12,892.36
  4. Step 4: Simplify right side
    30,444.25x = 588,230,427.22
  5. Step 5: Solve for x
    x = 588,230,427.22/30,444.25
  6. Step 6: Final answer
    x = 19,321.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.