Home / 21,029.58-31,539.51-6,234.93

Finding the Fourth Proportional to 21,029.58, 31,539.51 and 6,234.93

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Solution

The fourth proportional to 21,029.58, 31,539.51 and 6,234.93 is: 9,350.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,029.58 : 31,539.51 = 6,234.93 : x
  2. Step 2: Convert to fraction form
    21,029.58/31,539.51 = 6,234.93/x
  3. Step 3: Cross multiply
    21,029.58x = 31,539.51 × 6,234.93
  4. Step 4: Simplify right side
    21,029.58x = 196,646,637.08
  5. Step 5: Solve for x
    x = 196,646,637.08/21,029.58
  6. Step 6: Final answer
    x = 9,350.95

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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.