Home / 14,055.83-19,357.53-13,749.65

Finding the Fourth Proportional to 14,055.83, 19,357.53 and 13,749.65

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Solution

The fourth proportional to 14,055.83, 19,357.53 and 13,749.65 is: 18,935.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,055.83 : 19,357.53 = 13,749.65 : x
  2. Step 2: Convert to fraction form
    14,055.83/19,357.53 = 13,749.65/x
  3. Step 3: Cross multiply
    14,055.83x = 19,357.53 × 13,749.65
  4. Step 4: Simplify right side
    14,055.83x = 266,159,165.58
  5. Step 5: Solve for x
    x = 266,159,165.58/14,055.83
  6. Step 6: Final answer
    x = 18,935.86

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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.