Home / 30,505.32-45,554.97-30,175.44

Finding the Fourth Proportional to 30,505.32, 45,554.97 and 30,175.44

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Solution

The fourth proportional to 30,505.32, 45,554.97 and 30,175.44 is: 45,062.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,505.32 : 45,554.97 = 30,175.44 : x
  2. Step 2: Convert to fraction form
    30,505.32/45,554.97 = 30,175.44/x
  3. Step 3: Cross multiply
    30,505.32x = 45,554.97 × 30,175.44
  4. Step 4: Simplify right side
    30,505.32x = 1,374,641,263.94
  5. Step 5: Solve for x
    x = 1,374,641,263.94/30,505.32
  6. Step 6: Final answer
    x = 45,062.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.