Home / 19,514.30-26,929.52-10,561.60

Finding the Fourth Proportional to 19,514.30, 26,929.52 and 10,561.60

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Solution

The fourth proportional to 19,514.30, 26,929.52 and 10,561.60 is: 14,574.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.30 : 26,929.52 = 10,561.60 : x
  2. Step 2: Convert to fraction form
    19,514.30/26,929.52 = 10,561.60/x
  3. Step 3: Cross multiply
    19,514.30x = 26,929.52 × 10,561.60
  4. Step 4: Simplify right side
    19,514.30x = 284,418,818.43
  5. Step 5: Solve for x
    x = 284,418,818.43/19,514.30
  6. Step 6: Final answer
    x = 14,574.89

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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.