Home / 19,514.42-26,929.90-10,561.89

Finding the Fourth Proportional to 19,514.42, 26,929.90 and 10,561.89

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Solution

The fourth proportional to 19,514.42, 26,929.90 and 10,561.89 is: 14,575.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.42 : 26,929.90 = 10,561.89 : x
  2. Step 2: Convert to fraction form
    19,514.42/26,929.90 = 10,561.89/x
  3. Step 3: Cross multiply
    19,514.42x = 26,929.90 × 10,561.89
  4. Step 4: Simplify right side
    19,514.42x = 284,430,641.51
  5. Step 5: Solve for x
    x = 284,430,641.51/19,514.42
  6. Step 6: Final answer
    x = 14,575.41

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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.