Home / 28,026.71-38,654.98-17,956.08

Finding the Fourth Proportional to 28,026.71, 38,654.98 and 17,956.08

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Solution

The fourth proportional to 28,026.71, 38,654.98 and 17,956.08 is: 24,765.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,026.71 : 38,654.98 = 17,956.08 : x
  2. Step 2: Convert to fraction form
    28,026.71/38,654.98 = 17,956.08/x
  3. Step 3: Cross multiply
    28,026.71x = 38,654.98 × 17,956.08
  4. Step 4: Simplify right side
    28,026.71x = 694,091,823.50
  5. Step 5: Solve for x
    x = 694,091,823.50/28,026.71
  6. Step 6: Final answer
    x = 24,765.37

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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.