Home / 21,026.14-31,545.29-6,235.41

Finding the Fourth Proportional to 21,026.14, 31,545.29 and 6,235.41

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Solution

The fourth proportional to 21,026.14, 31,545.29 and 6,235.41 is: 9,354.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,026.14 : 31,545.29 = 6,235.41 : x
  2. Step 2: Convert to fraction form
    21,026.14/31,545.29 = 6,235.41/x
  3. Step 3: Cross multiply
    21,026.14x = 31,545.29 × 6,235.41
  4. Step 4: Simplify right side
    21,026.14x = 196,697,832.31
  5. Step 5: Solve for x
    x = 196,697,832.31/21,026.14
  6. Step 6: Final answer
    x = 9,354.92

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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.