Home / 18,199.52-27,303.60-9,438.56

Finding the Fourth Proportional to 18,199.52, 27,303.60 and 9,438.56

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Solution

The fourth proportional to 18,199.52, 27,303.60 and 9,438.56 is: 14,160.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199.52 : 27,303.60 = 9,438.56 : x
  2. Step 2: Convert to fraction form
    18,199.52/27,303.60 = 9,438.56/x
  3. Step 3: Cross multiply
    18,199.52x = 27,303.60 × 9,438.56
  4. Step 4: Simplify right side
    18,199.52x = 257,706,666.82
  5. Step 5: Solve for x
    x = 257,706,666.82/18,199.52
  6. Step 6: Final answer
    x = 14,160.08

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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.