Home / 39,964.24-59,955.54-13,668.94

Finding the Fourth Proportional to 39,964.24, 59,955.54 and 13,668.94

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Solution

The fourth proportional to 39,964.24, 59,955.54 and 13,668.94 is: 20,506.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,964.24 : 59,955.54 = 13,668.94 : x
  2. Step 2: Convert to fraction form
    39,964.24/59,955.54 = 13,668.94/x
  3. Step 3: Cross multiply
    39,964.24x = 59,955.54 × 13,668.94
  4. Step 4: Simplify right side
    39,964.24x = 819,528,678.93
  5. Step 5: Solve for x
    x = 819,528,678.93/39,964.24
  6. Step 6: Final answer
    x = 20,506.55

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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.