Home / 30,204.29-45,300.26-11,477.77

Finding the Fourth Proportional to 30,204.29, 45,300.26 and 11,477.77

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Solution

The fourth proportional to 30,204.29, 45,300.26 and 11,477.77 is: 17,214.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,204.29 : 45,300.26 = 11,477.77 : x
  2. Step 2: Convert to fraction form
    30,204.29/45,300.26 = 11,477.77/x
  3. Step 3: Cross multiply
    30,204.29x = 45,300.26 × 11,477.77
  4. Step 4: Simplify right side
    30,204.29x = 519,945,880.66
  5. Step 5: Solve for x
    x = 519,945,880.66/30,204.29
  6. Step 6: Final answer
    x = 17,214.30

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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.