Home / 25,785.17-38,651.30-14,668.19

Finding the Fourth Proportional to 25,785.17, 38,651.30 and 14,668.19

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Solution

The fourth proportional to 25,785.17, 38,651.30 and 14,668.19 is: 21,987.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,785.17 : 38,651.30 = 14,668.19 : x
  2. Step 2: Convert to fraction form
    25,785.17/38,651.30 = 14,668.19/x
  3. Step 3: Cross multiply
    25,785.17x = 38,651.30 × 14,668.19
  4. Step 4: Simplify right side
    25,785.17x = 566,944,538.81
  5. Step 5: Solve for x
    x = 566,944,538.81/25,785.17
  6. Step 6: Final answer
    x = 21,987.23

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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.