Home / 19,624.34-27,079.29-11,127.44

Finding the Fourth Proportional to 19,624.34, 27,079.29 and 11,127.44

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Solution

The fourth proportional to 19,624.34, 27,079.29 and 11,127.44 is: 15,354.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,624.34 : 27,079.29 = 11,127.44 : x
  2. Step 2: Convert to fraction form
    19,624.34/27,079.29 = 11,127.44/x
  3. Step 3: Cross multiply
    19,624.34x = 27,079.29 × 11,127.44
  4. Step 4: Simplify right side
    19,624.34x = 301,323,039.32
  5. Step 5: Solve for x
    x = 301,323,039.32/19,624.34
  6. Step 6: Final answer
    x = 15,354.56

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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.