Home / 19,116.69-28,664.01-7,416.24

Finding the Fourth Proportional to 19,116.69, 28,664.01 and 7,416.24

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Solution

The fourth proportional to 19,116.69, 28,664.01 and 7,416.24 is: 11,120.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.69 : 28,664.01 = 7,416.24 : x
  2. Step 2: Convert to fraction form
    19,116.69/28,664.01 = 7,416.24/x
  3. Step 3: Cross multiply
    19,116.69x = 28,664.01 × 7,416.24
  4. Step 4: Simplify right side
    19,116.69x = 212,579,177.52
  5. Step 5: Solve for x
    x = 212,579,177.52/19,116.69
  6. Step 6: Final answer
    x = 11,120.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.