Home / 27,484.96-37,929.31-14,909.71

Finding the Fourth Proportional to 27,484.96, 37,929.31 and 14,909.71

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Solution

The fourth proportional to 27,484.96, 37,929.31 and 14,909.71 is: 20,575.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,484.96 : 37,929.31 = 14,909.71 : x
  2. Step 2: Convert to fraction form
    27,484.96/37,929.31 = 14,909.71/x
  3. Step 3: Cross multiply
    27,484.96x = 37,929.31 × 14,909.71
  4. Step 4: Simplify right side
    27,484.96x = 565,514,844.02
  5. Step 5: Solve for x
    x = 565,514,844.02/27,484.96
  6. Step 6: Final answer
    x = 20,575.43

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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.