Home / 54,477.63-75,175.09-30,608.28

Finding the Fourth Proportional to 54,477.63, 75,175.09 and 30,608.28

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Solution

The fourth proportional to 54,477.63, 75,175.09 and 30,608.28 is: 42,237.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.63 : 75,175.09 = 30,608.28 : x
  2. Step 2: Convert to fraction form
    54,477.63/75,175.09 = 30,608.28/x
  3. Step 3: Cross multiply
    54,477.63x = 75,175.09 × 30,608.28
  4. Step 4: Simplify right side
    54,477.63x = 2,300,980,127.22
  5. Step 5: Solve for x
    x = 2,300,980,127.22/54,477.63
  6. Step 6: Final answer
    x = 42,237.16

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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.