Home / 18,443.98-27,666.16-5,296.32

Finding the Fourth Proportional to 18,443.98, 27,666.16 and 5,296.32

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Solution

The fourth proportional to 18,443.98, 27,666.16 and 5,296.32 is: 7,944.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,443.98 : 27,666.16 = 5,296.32 : x
  2. Step 2: Convert to fraction form
    18,443.98/27,666.16 = 5,296.32/x
  3. Step 3: Cross multiply
    18,443.98x = 27,666.16 × 5,296.32
  4. Step 4: Simplify right side
    18,443.98x = 146,528,836.53
  5. Step 5: Solve for x
    x = 146,528,836.53/18,443.98
  6. Step 6: Final answer
    x = 7,944.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.