Home / 27,714.61-38,246.15-14,967.79

Finding the Fourth Proportional to 27,714.61, 38,246.15 and 14,967.79

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Solution

The fourth proportional to 27,714.61, 38,246.15 and 14,967.79 is: 20,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,714.61 : 38,246.15 = 14,967.79 : x
  2. Step 2: Convert to fraction form
    27,714.61/38,246.15 = 14,967.79/x
  3. Step 3: Cross multiply
    27,714.61x = 38,246.15 × 14,967.79
  4. Step 4: Simplify right side
    27,714.61x = 572,460,435.30
  5. Step 5: Solve for x
    x = 572,460,435.30/27,714.61
  6. Step 6: Final answer
    x = 20,655.55

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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.