Home / 30,941.34-46,377.45-28,450.32

Finding the Fourth Proportional to 30,941.34, 46,377.45 and 28,450.32

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Solution

The fourth proportional to 30,941.34, 46,377.45 and 28,450.32 is: 42,643.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.34 : 46,377.45 = 28,450.32 : x
  2. Step 2: Convert to fraction form
    30,941.34/46,377.45 = 28,450.32/x
  3. Step 3: Cross multiply
    30,941.34x = 46,377.45 × 28,450.32
  4. Step 4: Simplify right side
    30,941.34x = 1,319,453,293.28
  5. Step 5: Solve for x
    x = 1,319,453,293.28/30,941.34
  6. Step 6: Final answer
    x = 42,643.70

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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.