Home / 44,341.36-61,172.72-30,920.56

Finding the Fourth Proportional to 44,341.36, 61,172.72 and 30,920.56

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Solution

The fourth proportional to 44,341.36, 61,172.72 and 30,920.56 is: 42,657.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,341.36 : 61,172.72 = 30,920.56 : x
  2. Step 2: Convert to fraction form
    44,341.36/61,172.72 = 30,920.56/x
  3. Step 3: Cross multiply
    44,341.36x = 61,172.72 × 30,920.56
  4. Step 4: Simplify right side
    44,341.36x = 1,891,494,759.12
  5. Step 5: Solve for x
    x = 1,891,494,759.12/44,341.36
  6. Step 6: Final answer
    x = 42,657.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.