Home / 30,802.20-46,208.27-12,072.07

Finding the Fourth Proportional to 30,802.20, 46,208.27 and 12,072.07

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Solution

The fourth proportional to 30,802.20, 46,208.27 and 12,072.07 is: 18,110.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,802.20 : 46,208.27 = 12,072.07 : x
  2. Step 2: Convert to fraction form
    30,802.20/46,208.27 = 12,072.07/x
  3. Step 3: Cross multiply
    30,802.20x = 46,208.27 × 12,072.07
  4. Step 4: Simplify right side
    30,802.20x = 557,829,557.96
  5. Step 5: Solve for x
    x = 557,829,557.96/30,802.20
  6. Step 6: Final answer
    x = 18,110.06

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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.