Home / 13,265.62-18,305.83-7,296.32

Finding the Fourth Proportional to 13,265.62, 18,305.83 and 7,296.32

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Solution

The fourth proportional to 13,265.62, 18,305.83 and 7,296.32 is: 10,068.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,265.62 : 18,305.83 = 7,296.32 : x
  2. Step 2: Convert to fraction form
    13,265.62/18,305.83 = 7,296.32/x
  3. Step 3: Cross multiply
    13,265.62x = 18,305.83 × 7,296.32
  4. Step 4: Simplify right side
    13,265.62x = 133,565,248.43
  5. Step 5: Solve for x
    x = 133,565,248.43/13,265.62
  6. Step 6: Final answer
    x = 10,068.53

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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.