Home / 25,733.40-35,514.56-18,569.20

Finding the Fourth Proportional to 25,733.40, 35,514.56 and 18,569.20

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Solution

The fourth proportional to 25,733.40, 35,514.56 and 18,569.20 is: 25,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.40 : 35,514.56 = 18,569.20 : x
  2. Step 2: Convert to fraction form
    25,733.40/35,514.56 = 18,569.20/x
  3. Step 3: Cross multiply
    25,733.40x = 35,514.56 × 18,569.20
  4. Step 4: Simplify right side
    25,733.40x = 659,476,967.55
  5. Step 5: Solve for x
    x = 659,476,967.55/25,733.40
  6. Step 6: Final answer
    x = 25,627.28

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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.