Home / 26,555.52-36,638.37-15,068.53

Finding the Fourth Proportional to 26,555.52, 36,638.37 and 15,068.53

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Solution

The fourth proportional to 26,555.52, 36,638.37 and 15,068.53 is: 20,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,555.52 : 36,638.37 = 15,068.53 : x
  2. Step 2: Convert to fraction form
    26,555.52/36,638.37 = 15,068.53/x
  3. Step 3: Cross multiply
    26,555.52x = 36,638.37 × 15,068.53
  4. Step 4: Simplify right side
    26,555.52x = 552,086,377.50
  5. Step 5: Solve for x
    x = 552,086,377.50/26,555.52
  6. Step 6: Final answer
    x = 20,789.89

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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.