Home / 18,086.24-27,130.58-4,937.51

Finding the Fourth Proportional to 18,086.24, 27,130.58 and 4,937.51

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Solution

The fourth proportional to 18,086.24, 27,130.58 and 4,937.51 is: 7,406.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.24 : 27,130.58 = 4,937.51 : x
  2. Step 2: Convert to fraction form
    18,086.24/27,130.58 = 4,937.51/x
  3. Step 3: Cross multiply
    18,086.24x = 27,130.58 × 4,937.51
  4. Step 4: Simplify right side
    18,086.24x = 133,957,510.06
  5. Step 5: Solve for x
    x = 133,957,510.06/18,086.24
  6. Step 6: Final answer
    x = 7,406.60

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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.