Home / 38,353.56-52,927.32-21,357.36

Finding the Fourth Proportional to 38,353.56, 52,927.32 and 21,357.36

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Solution

The fourth proportional to 38,353.56, 52,927.32 and 21,357.36 is: 29,472.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,353.56 : 52,927.32 = 21,357.36 : x
  2. Step 2: Convert to fraction form
    38,353.56/52,927.32 = 21,357.36/x
  3. Step 3: Cross multiply
    38,353.56x = 52,927.32 × 21,357.36
  4. Step 4: Simplify right side
    38,353.56x = 1,130,387,827.08
  5. Step 5: Solve for x
    x = 1,130,387,827.08/38,353.56
  6. Step 6: Final answer
    x = 29,472.83

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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.