Home / 14,247.36-19,648.22-8,862.89

Finding the Fourth Proportional to 14,247.36, 19,648.22 and 8,862.89

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Solution

The fourth proportional to 14,247.36, 19,648.22 and 8,862.89 is: 12,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,247.36 : 19,648.22 = 8,862.89 : x
  2. Step 2: Convert to fraction form
    14,247.36/19,648.22 = 8,862.89/x
  3. Step 3: Cross multiply
    14,247.36x = 19,648.22 × 8,862.89
  4. Step 4: Simplify right side
    14,247.36x = 174,139,870.00
  5. Step 5: Solve for x
    x = 174,139,870.00/14,247.36
  6. Step 6: Final answer
    x = 12,222.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.