Home / 30,982.15-46,473.63-12,254.14

Finding the Fourth Proportional to 30,982.15, 46,473.63 and 12,254.14

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Solution

The fourth proportional to 30,982.15, 46,473.63 and 12,254.14 is: 18,381.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,982.15 : 46,473.63 = 12,254.14 : x
  2. Step 2: Convert to fraction form
    30,982.15/46,473.63 = 12,254.14/x
  3. Step 3: Cross multiply
    30,982.15x = 46,473.63 × 12,254.14
  4. Step 4: Simplify right side
    30,982.15x = 569,494,368.33
  5. Step 5: Solve for x
    x = 569,494,368.33/30,982.15
  6. Step 6: Final answer
    x = 18,381.37

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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.