Home / 30,888.24-42,626.04-16,741.32

Finding the Fourth Proportional to 30,888.24, 42,626.04 and 16,741.32

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Solution

The fourth proportional to 30,888.24, 42,626.04 and 16,741.32 is: 23,103.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,888.24 : 42,626.04 = 16,741.32 : x
  2. Step 2: Convert to fraction form
    30,888.24/42,626.04 = 16,741.32/x
  3. Step 3: Cross multiply
    30,888.24x = 42,626.04 × 16,741.32
  4. Step 4: Simplify right side
    30,888.24x = 713,616,175.97
  5. Step 5: Solve for x
    x = 713,616,175.97/30,888.24
  6. Step 6: Final answer
    x = 23,103.17

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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.