Home / 25,785.67-38,652.04-14,668.69

Finding the Fourth Proportional to 25,785.67, 38,652.04 and 14,668.69

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Solution

The fourth proportional to 25,785.67, 38,652.04 and 14,668.69 is: 21,987.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,785.67 : 38,652.04 = 14,668.69 : x
  2. Step 2: Convert to fraction form
    25,785.67/38,652.04 = 14,668.69/x
  3. Step 3: Cross multiply
    25,785.67x = 38,652.04 × 14,668.69
  4. Step 4: Simplify right side
    25,785.67x = 566,974,792.63
  5. Step 5: Solve for x
    x = 566,974,792.63/25,785.67
  6. Step 6: Final answer
    x = 21,987.98

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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.