Home / 18,293.40-27,415.48-9,960.93

Finding the Fourth Proportional to 18,293.40, 27,415.48 and 9,960.93

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Solution

The fourth proportional to 18,293.40, 27,415.48 and 9,960.93 is: 14,927.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,293.40 : 27,415.48 = 9,960.93 : x
  2. Step 2: Convert to fraction form
    18,293.40/27,415.48 = 9,960.93/x
  3. Step 3: Cross multiply
    18,293.40x = 27,415.48 × 9,960.93
  4. Step 4: Simplify right side
    18,293.40x = 273,083,677.20
  5. Step 5: Solve for x
    x = 273,083,677.20/18,293.40
  6. Step 6: Final answer
    x = 14,927.99

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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.