Home / 19,089.38-26,343.35-10,705.88

Finding the Fourth Proportional to 19,089.38, 26,343.35 and 10,705.88

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Solution

The fourth proportional to 19,089.38, 26,343.35 and 10,705.88 is: 14,774.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.38 : 26,343.35 = 10,705.88 : x
  2. Step 2: Convert to fraction form
    19,089.38/26,343.35 = 10,705.88/x
  3. Step 3: Cross multiply
    19,089.38x = 26,343.35 × 10,705.88
  4. Step 4: Simplify right side
    19,089.38x = 282,028,558.65
  5. Step 5: Solve for x
    x = 282,028,558.65/19,089.38
  6. Step 6: Final answer
    x = 14,774.11

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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.