Home / 30,750.42-46,124.32-9,705.56

Finding the Fourth Proportional to 30,750.42, 46,124.32 and 9,705.56

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Solution

The fourth proportional to 30,750.42, 46,124.32 and 9,705.56 is: 14,557.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,750.42 : 46,124.32 = 9,705.56 : x
  2. Step 2: Convert to fraction form
    30,750.42/46,124.32 = 9,705.56/x
  3. Step 3: Cross multiply
    30,750.42x = 46,124.32 × 9,705.56
  4. Step 4: Simplify right side
    30,750.42x = 447,662,118.53
  5. Step 5: Solve for x
    x = 447,662,118.53/30,750.42
  6. Step 6: Final answer
    x = 14,557.92

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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.