Home / 38,406.03-52,998.42-21,412.14

Finding the Fourth Proportional to 38,406.03, 52,998.42 and 21,412.14

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Solution

The fourth proportional to 38,406.03, 52,998.42 and 21,412.14 is: 29,547.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,406.03 : 52,998.42 = 21,412.14 : x
  2. Step 2: Convert to fraction form
    38,406.03/52,998.42 = 21,412.14/x
  3. Step 3: Cross multiply
    38,406.03x = 52,998.42 × 21,412.14
  4. Step 4: Simplify right side
    38,406.03x = 1,134,809,588.82
  5. Step 5: Solve for x
    x = 1,134,809,588.82/38,406.03
  6. Step 6: Final answer
    x = 29,547.69

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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.