Home / 14,108.19-19,471.32-8,141.91

Finding the Fourth Proportional to 14,108.19, 19,471.32 and 8,141.91

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Solution

The fourth proportional to 14,108.19, 19,471.32 and 8,141.91 is: 11,237.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,108.19 : 19,471.32 = 8,141.91 : x
  2. Step 2: Convert to fraction form
    14,108.19/19,471.32 = 8,141.91/x
  3. Step 3: Cross multiply
    14,108.19x = 19,471.32 × 8,141.91
  4. Step 4: Simplify right side
    14,108.19x = 158,533,735.02
  5. Step 5: Solve for x
    x = 158,533,735.02/14,108.19
  6. Step 6: Final answer
    x = 11,237.00

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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.