Home / 25,777.29-35,562.01-16,821.57

Finding the Fourth Proportional to 25,777.29, 35,562.01 and 16,821.57

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Solution

The fourth proportional to 25,777.29, 35,562.01 and 16,821.57 is: 23,206.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,777.29 : 35,562.01 = 16,821.57 : x
  2. Step 2: Convert to fraction form
    25,777.29/35,562.01 = 16,821.57/x
  3. Step 3: Cross multiply
    25,777.29x = 35,562.01 × 16,821.57
  4. Step 4: Simplify right side
    25,777.29x = 598,208,840.56
  5. Step 5: Solve for x
    x = 598,208,840.56/25,777.29
  6. Step 6: Final answer
    x = 23,206.82

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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.