Home / 21,703.06-32,559.50-6,912.82

Finding the Fourth Proportional to 21,703.06, 32,559.50 and 6,912.82

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Solution

The fourth proportional to 21,703.06, 32,559.50 and 6,912.82 is: 10,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,703.06 : 32,559.50 = 6,912.82 : x
  2. Step 2: Convert to fraction form
    21,703.06/32,559.50 = 6,912.82/x
  3. Step 3: Cross multiply
    21,703.06x = 32,559.50 × 6,912.82
  4. Step 4: Simplify right side
    21,703.06x = 225,077,962.79
  5. Step 5: Solve for x
    x = 225,077,962.79/21,703.06
  6. Step 6: Final answer
    x = 10,370.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.