Home / 19,318.36-26,658.66-10,934.68

Finding the Fourth Proportional to 19,318.36, 26,658.66 and 10,934.68

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Solution

The fourth proportional to 19,318.36, 26,658.66 and 10,934.68 is: 15,089.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,318.36 : 26,658.66 = 10,934.68 : x
  2. Step 2: Convert to fraction form
    19,318.36/26,658.66 = 10,934.68/x
  3. Step 3: Cross multiply
    19,318.36x = 26,658.66 × 10,934.68
  4. Step 4: Simplify right side
    19,318.36x = 291,503,916.33
  5. Step 5: Solve for x
    x = 291,503,916.33/19,318.36
  6. Step 6: Final answer
    x = 15,089.48

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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.