Home / 27,247.24-40,870.56-19,208.92

Finding the Fourth Proportional to 27,247.24, 40,870.56 and 19,208.92

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Solution

The fourth proportional to 27,247.24, 40,870.56 and 19,208.92 is: 28,813.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,247.24 : 40,870.56 = 19,208.92 : x
  2. Step 2: Convert to fraction form
    27,247.24/40,870.56 = 19,208.92/x
  3. Step 3: Cross multiply
    27,247.24x = 40,870.56 × 19,208.92
  4. Step 4: Simplify right side
    27,247.24x = 785,079,317.40
  5. Step 5: Solve for x
    x = 785,079,317.40/27,247.24
  6. Step 6: Final answer
    x = 28,813.17

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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.