Home / 25,320.42-34,929.74-16,375.58

Finding the Fourth Proportional to 25,320.42, 34,929.74 and 16,375.58

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Solution

The fourth proportional to 25,320.42, 34,929.74 and 16,375.58 is: 22,590.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,320.42 : 34,929.74 = 16,375.58 : x
  2. Step 2: Convert to fraction form
    25,320.42/34,929.74 = 16,375.58/x
  3. Step 3: Cross multiply
    25,320.42x = 34,929.74 × 16,375.58
  4. Step 4: Simplify right side
    25,320.42x = 571,994,751.75
  5. Step 5: Solve for x
    x = 571,994,751.75/25,320.42
  6. Step 6: Final answer
    x = 22,590.26

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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.