Home / 30,273.12-45,344.04-14,658

Finding the Fourth Proportional to 30,273.12, 45,344.04 and 14,658

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Solution

The fourth proportional to 30,273.12, 45,344.04 and 14,658 is: 21,955.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,273.12 : 45,344.04 = 14,658 : x
  2. Step 2: Convert to fraction form
    30,273.12/45,344.04 = 14,658/x
  3. Step 3: Cross multiply
    30,273.12x = 45,344.04 × 14,658
  4. Step 4: Simplify right side
    30,273.12x = 664,652,938.32
  5. Step 5: Solve for x
    x = 664,652,938.32/30,273.12
  6. Step 6: Final answer
    x = 21,955.22

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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.