Home / 30,820.31-46,203.71-15,003.35

Finding the Fourth Proportional to 30,820.31, 46,203.71 and 15,003.35

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Solution

The fourth proportional to 30,820.31, 46,203.71 and 15,003.35 is: 22,491.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,820.31 : 46,203.71 = 15,003.35 : x
  2. Step 2: Convert to fraction form
    30,820.31/46,203.71 = 15,003.35/x
  3. Step 3: Cross multiply
    30,820.31x = 46,203.71 × 15,003.35
  4. Step 4: Simplify right side
    30,820.31x = 693,210,126.39
  5. Step 5: Solve for x
    x = 693,210,126.39/30,820.31
  6. Step 6: Final answer
    x = 22,491.99

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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.