Home / 19,213.20-26,514.37-10,715.88

Finding the Fourth Proportional to 19,213.20, 26,514.37 and 10,715.88

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Solution

The fourth proportional to 19,213.20, 26,514.37 and 10,715.88 is: 14,788.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,213.20 : 26,514.37 = 10,715.88 : x
  2. Step 2: Convert to fraction form
    19,213.20/26,514.37 = 10,715.88/x
  3. Step 3: Cross multiply
    19,213.20x = 26,514.37 × 10,715.88
  4. Step 4: Simplify right side
    19,213.20x = 284,124,807.20
  5. Step 5: Solve for x
    x = 284,124,807.20/19,213.20
  6. Step 6: Final answer
    x = 14,788.00

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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.