Home / 14,018.45-21,032.80-6,525.57

Finding the Fourth Proportional to 14,018.45, 21,032.80 and 6,525.57

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Solution

The fourth proportional to 14,018.45, 21,032.80 and 6,525.57 is: 9,790.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.45 : 21,032.80 = 6,525.57 : x
  2. Step 2: Convert to fraction form
    14,018.45/21,032.80 = 6,525.57/x
  3. Step 3: Cross multiply
    14,018.45x = 21,032.80 × 6,525.57
  4. Step 4: Simplify right side
    14,018.45x = 137,250,992.38
  5. Step 5: Solve for x
    x = 137,250,992.38/14,018.45
  6. Step 6: Final answer
    x = 9,790.74

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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.