Home / 19,514.09-26,929.50-10,561.59

Finding the Fourth Proportional to 19,514.09, 26,929.50 and 10,561.59

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Solution

The fourth proportional to 19,514.09, 26,929.50 and 10,561.59 is: 14,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.09 : 26,929.50 = 10,561.59 : x
  2. Step 2: Convert to fraction form
    19,514.09/26,929.50 = 10,561.59/x
  3. Step 3: Cross multiply
    19,514.09x = 26,929.50 × 10,561.59
  4. Step 4: Simplify right side
    19,514.09x = 284,418,337.91
  5. Step 5: Solve for x
    x = 284,418,337.91/19,514.09
  6. Step 6: Final answer
    x = 14,575.02

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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.