Home / 14,111.28-19,473.60-8,446.26

Finding the Fourth Proportional to 14,111.28, 19,473.60 and 8,446.26

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Solution

The fourth proportional to 14,111.28, 19,473.60 and 8,446.26 is: 11,655.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.28 : 19,473.60 = 8,446.26 : x
  2. Step 2: Convert to fraction form
    14,111.28/19,473.60 = 8,446.26/x
  3. Step 3: Cross multiply
    14,111.28x = 19,473.60 × 8,446.26
  4. Step 4: Simplify right side
    14,111.28x = 164,479,088.74
  5. Step 5: Solve for x
    x = 164,479,088.74/14,111.28
  6. Step 6: Final answer
    x = 11,655.86

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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.