Home / 19,166.19-28,746.86-14,243.01

Finding the Fourth Proportional to 19,166.19, 28,746.86 and 14,243.01

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Solution

The fourth proportional to 19,166.19, 28,746.86 and 14,243.01 is: 21,362.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,166.19 : 28,746.86 = 14,243.01 : x
  2. Step 2: Convert to fraction form
    19,166.19/28,746.86 = 14,243.01/x
  3. Step 3: Cross multiply
    19,166.19x = 28,746.86 × 14,243.01
  4. Step 4: Simplify right side
    19,166.19x = 409,441,743.23
  5. Step 5: Solve for x
    x = 409,441,743.23/19,166.19
  6. Step 6: Final answer
    x = 21,362.71

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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.