Home / 27,562.84-38,036.45-14,987.58

Finding the Fourth Proportional to 27,562.84, 38,036.45 and 14,987.58

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Solution

The fourth proportional to 27,562.84, 38,036.45 and 14,987.58 is: 20,682.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,562.84 : 38,036.45 = 14,987.58 : x
  2. Step 2: Convert to fraction form
    27,562.84/38,036.45 = 14,987.58/x
  3. Step 3: Cross multiply
    27,562.84x = 38,036.45 × 14,987.58
  4. Step 4: Simplify right side
    27,562.84x = 570,074,337.29
  5. Step 5: Solve for x
    x = 570,074,337.29/27,562.84
  6. Step 6: Final answer
    x = 20,682.71

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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.