Home / 19,077.40-26,326.81-10,693.90

Finding the Fourth Proportional to 19,077.40, 26,326.81 and 10,693.90

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Solution

The fourth proportional to 19,077.40, 26,326.81 and 10,693.90 is: 14,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,077.40 : 26,326.81 = 10,693.90 : x
  2. Step 2: Convert to fraction form
    19,077.40/26,326.81 = 10,693.90/x
  3. Step 3: Cross multiply
    19,077.40x = 26,326.81 × 10,693.90
  4. Step 4: Simplify right side
    19,077.40x = 281,536,230.65
  5. Step 5: Solve for x
    x = 281,536,230.65/19,077.40
  6. Step 6: Final answer
    x = 14,757.58

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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.