Home / 27,888.76-38,475.35-17,814.59

Finding the Fourth Proportional to 27,888.76, 38,475.35 and 17,814.59

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Solution

The fourth proportional to 27,888.76, 38,475.35 and 17,814.59 is: 24,577.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888.76 : 38,475.35 = 17,814.59 : x
  2. Step 2: Convert to fraction form
    27,888.76/38,475.35 = 17,814.59/x
  3. Step 3: Cross multiply
    27,888.76x = 38,475.35 × 17,814.59
  4. Step 4: Simplify right side
    27,888.76x = 685,422,392.98
  5. Step 5: Solve for x
    x = 685,422,392.98/27,888.76
  6. Step 6: Final answer
    x = 24,577.02

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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.