Home / 21,340.39-32,010.15-6,548.98

Finding the Fourth Proportional to 21,340.39, 32,010.15 and 6,548.98

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Solution

The fourth proportional to 21,340.39, 32,010.15 and 6,548.98 is: 9,823.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340.39 : 32,010.15 = 6,548.98 : x
  2. Step 2: Convert to fraction form
    21,340.39/32,010.15 = 6,548.98/x
  3. Step 3: Cross multiply
    21,340.39x = 32,010.15 × 6,548.98
  4. Step 4: Simplify right side
    21,340.39x = 209,633,832.15
  5. Step 5: Solve for x
    x = 209,633,832.15/21,340.39
  6. Step 6: Final answer
    x = 9,823.34

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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.