Home / 39,562.56-54,596.07-21,657.42

Finding the Fourth Proportional to 39,562.56, 54,596.07 and 21,657.42

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Solution

The fourth proportional to 39,562.56, 54,596.07 and 21,657.42 is: 29,887.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,562.56 : 54,596.07 = 21,657.42 : x
  2. Step 2: Convert to fraction form
    39,562.56/54,596.07 = 21,657.42/x
  3. Step 3: Cross multiply
    39,562.56x = 54,596.07 × 21,657.42
  4. Step 4: Simplify right side
    39,562.56x = 1,182,410,018.34
  5. Step 5: Solve for x
    x = 1,182,410,018.34/39,562.56
  6. Step 6: Final answer
    x = 29,887.10

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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.