Home / 27,746.74-38,290.89-16,415.96

Finding the Fourth Proportional to 27,746.74, 38,290.89 and 16,415.96

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Solution

The fourth proportional to 27,746.74, 38,290.89 and 16,415.96 is: 22,654.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,746.74 : 38,290.89 = 16,415.96 : x
  2. Step 2: Convert to fraction form
    27,746.74/38,290.89 = 16,415.96/x
  3. Step 3: Cross multiply
    27,746.74x = 38,290.89 × 16,415.96
  4. Step 4: Simplify right side
    27,746.74x = 628,581,588.71
  5. Step 5: Solve for x
    x = 628,581,588.71/27,746.74
  6. Step 6: Final answer
    x = 22,654.25

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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.