Home / 13,376.52-18,454.29-8,595.73

Finding the Fourth Proportional to 13,376.52, 18,454.29 and 8,595.73

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Solution

The fourth proportional to 13,376.52, 18,454.29 and 8,595.73 is: 11,858.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376.52 : 18,454.29 = 8,595.73 : x
  2. Step 2: Convert to fraction form
    13,376.52/18,454.29 = 8,595.73/x
  3. Step 3: Cross multiply
    13,376.52x = 18,454.29 × 8,595.73
  4. Step 4: Simplify right side
    13,376.52x = 158,628,094.18
  5. Step 5: Solve for x
    x = 158,628,094.18/13,376.52
  6. Step 6: Final answer
    x = 11,858.70

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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.