Home / 11,292.12-15,548.34-10,030.98

Finding the Fourth Proportional to 11,292.12, 15,548.34 and 10,030.98

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Solution

The fourth proportional to 11,292.12, 15,548.34 and 10,030.98 is: 13,811.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,292.12 : 15,548.34 = 10,030.98 : x
  2. Step 2: Convert to fraction form
    11,292.12/15,548.34 = 10,030.98/x
  3. Step 3: Cross multiply
    11,292.12x = 15,548.34 × 10,030.98
  4. Step 4: Simplify right side
    11,292.12x = 155,965,087.57
  5. Step 5: Solve for x
    x = 155,965,087.57/11,292.12
  6. Step 6: Final answer
    x = 13,811.85

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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.