Home / 19,214.26-26,515.68-10,715.74

Finding the Fourth Proportional to 19,214.26, 26,515.68 and 10,715.74

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Solution

The fourth proportional to 19,214.26, 26,515.68 and 10,715.74 is: 14,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,214.26 : 26,515.68 = 10,715.74 : x
  2. Step 2: Convert to fraction form
    19,214.26/26,515.68 = 10,715.74/x
  3. Step 3: Cross multiply
    19,214.26x = 26,515.68 × 10,715.74
  4. Step 4: Simplify right side
    19,214.26x = 284,135,132.80
  5. Step 5: Solve for x
    x = 284,135,132.80/19,214.26
  6. Step 6: Final answer
    x = 14,787.72

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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.