Home / 27,450.09-41,141.93-19,642.50

Finding the Fourth Proportional to 27,450.09, 41,141.93 and 19,642.50

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Solution

The fourth proportional to 27,450.09, 41,141.93 and 19,642.50 is: 29,439.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,450.09 : 41,141.93 = 19,642.50 : x
  2. Step 2: Convert to fraction form
    27,450.09/41,141.93 = 19,642.50/x
  3. Step 3: Cross multiply
    27,450.09x = 41,141.93 × 19,642.50
  4. Step 4: Simplify right side
    27,450.09x = 808,130,261.81
  5. Step 5: Solve for x
    x = 808,130,261.81/27,450.09
  6. Step 6: Final answer
    x = 29,439.99

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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.