Home / 21,026.18-31,539.39-6,235.23

Finding the Fourth Proportional to 21,026.18, 31,539.39 and 6,235.23

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Solution

The fourth proportional to 21,026.18, 31,539.39 and 6,235.23 is: 9,352.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.18 : 31,539.39 = 6,235.23 : x
  2. Step 2: Convert to fraction form
    21,026.18/31,539.39 = 6,235.23/x
  3. Step 3: Cross multiply
    21,026.18x = 31,539.39 × 6,235.23
  4. Step 4: Simplify right side
    21,026.18x = 196,655,350.71
  5. Step 5: Solve for x
    x = 196,655,350.71/21,026.18
  6. Step 6: Final answer
    x = 9,352.88

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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.