Home / 30,172.32-41,631.44-17,425.46

Finding the Fourth Proportional to 30,172.32, 41,631.44 and 17,425.46

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Solution

The fourth proportional to 30,172.32, 41,631.44 and 17,425.46 is: 24,043.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,172.32 : 41,631.44 = 17,425.46 : x
  2. Step 2: Convert to fraction form
    30,172.32/41,631.44 = 17,425.46/x
  3. Step 3: Cross multiply
    30,172.32x = 41,631.44 × 17,425.46
  4. Step 4: Simplify right side
    30,172.32x = 725,447,009.41
  5. Step 5: Solve for x
    x = 725,447,009.41/30,172.32
  6. Step 6: Final answer
    x = 24,043.46

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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.