Home / 14,026.29-19,360.30-8,289.06

Finding the Fourth Proportional to 14,026.29, 19,360.30 and 8,289.06

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Solution

The fourth proportional to 14,026.29, 19,360.30 and 8,289.06 is: 11,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,026.29 : 19,360.30 = 8,289.06 : x
  2. Step 2: Convert to fraction form
    14,026.29/19,360.30 = 8,289.06/x
  3. Step 3: Cross multiply
    14,026.29x = 19,360.30 × 8,289.06
  4. Step 4: Simplify right side
    14,026.29x = 160,478,610.54
  5. Step 5: Solve for x
    x = 160,478,610.54/14,026.29
  6. Step 6: Final answer
    x = 11,441.28

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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.