Home / 30,053.03-41,465.72-19,429.88

Finding the Fourth Proportional to 30,053.03, 41,465.72 and 19,429.88

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Solution

The fourth proportional to 30,053.03, 41,465.72 and 19,429.88 is: 26,808.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,053.03 : 41,465.72 = 19,429.88 : x
  2. Step 2: Convert to fraction form
    30,053.03/41,465.72 = 19,429.88/x
  3. Step 3: Cross multiply
    30,053.03x = 41,465.72 × 19,429.88
  4. Step 4: Simplify right side
    30,053.03x = 805,673,804.96
  5. Step 5: Solve for x
    x = 805,673,804.96/30,053.03
  6. Step 6: Final answer
    x = 26,808.41

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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.