Home / 18,054.15-27,071.30-5,570.77

Finding the Fourth Proportional to 18,054.15, 27,071.30 and 5,570.77

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Solution

The fourth proportional to 18,054.15, 27,071.30 and 5,570.77 is: 8,353.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,054.15 : 27,071.30 = 5,570.77 : x
  2. Step 2: Convert to fraction form
    18,054.15/27,071.30 = 5,570.77/x
  3. Step 3: Cross multiply
    18,054.15x = 27,071.30 × 5,570.77
  4. Step 4: Simplify right side
    18,054.15x = 150,807,822.69
  5. Step 5: Solve for x
    x = 150,807,822.69/18,054.15
  6. Step 6: Final answer
    x = 8,353.09

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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.