Home / 38,828.16-53,580.96-22,066.56

Finding the Fourth Proportional to 38,828.16, 53,580.96 and 22,066.56

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Solution

The fourth proportional to 38,828.16, 53,580.96 and 22,066.56 is: 30,450.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,828.16 : 53,580.96 = 22,066.56 : x
  2. Step 2: Convert to fraction form
    38,828.16/53,580.96 = 22,066.56/x
  3. Step 3: Cross multiply
    38,828.16x = 53,580.96 × 22,066.56
  4. Step 4: Simplify right side
    38,828.16x = 1,182,347,468.70
  5. Step 5: Solve for x
    x = 1,182,347,468.70/38,828.16
  6. Step 6: Final answer
    x = 30,450.77

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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.