Home / 30,705.18-46,041.36-10,972.97

Finding the Fourth Proportional to 30,705.18, 46,041.36 and 10,972.97

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Solution

The fourth proportional to 30,705.18, 46,041.36 and 10,972.97 is: 16,453.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,705.18 : 46,041.36 = 10,972.97 : x
  2. Step 2: Convert to fraction form
    30,705.18/46,041.36 = 10,972.97/x
  3. Step 3: Cross multiply
    30,705.18x = 46,041.36 × 10,972.97
  4. Step 4: Simplify right side
    30,705.18x = 505,210,462.04
  5. Step 5: Solve for x
    x = 505,210,462.04/30,705.18
  6. Step 6: Final answer
    x = 16,453.59

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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.