Home / 25,414.10-35,051.69-15,332.03

Finding the Fourth Proportional to 25,414.10, 35,051.69 and 15,332.03

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Solution

The fourth proportional to 25,414.10, 35,051.69 and 15,332.03 is: 21,146.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,414.10 : 35,051.69 = 15,332.03 : x
  2. Step 2: Convert to fraction form
    25,414.10/35,051.69 = 15,332.03/x
  3. Step 3: Cross multiply
    25,414.10x = 35,051.69 × 15,332.03
  4. Step 4: Simplify right side
    25,414.10x = 537,413,668.07
  5. Step 5: Solve for x
    x = 537,413,668.07/25,414.10
  6. Step 6: Final answer
    x = 21,146.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.