Home / 38,918.08-53,664.24-26,320.96

Finding the Fourth Proportional to 38,918.08, 53,664.24 and 26,320.96

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Solution

The fourth proportional to 38,918.08, 53,664.24 and 26,320.96 is: 36,294.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,918.08 : 53,664.24 = 26,320.96 : x
  2. Step 2: Convert to fraction form
    38,918.08/53,664.24 = 26,320.96/x
  3. Step 3: Cross multiply
    38,918.08x = 53,664.24 × 26,320.96
  4. Step 4: Simplify right side
    38,918.08x = 1,412,494,314.47
  5. Step 5: Solve for x
    x = 1,412,494,314.47/38,918.08
  6. Step 6: Final answer
    x = 36,294.04

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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.