Home / 25,880.14-35,714.38-14,549.69

Finding the Fourth Proportional to 25,880.14, 35,714.38 and 14,549.69

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Solution

The fourth proportional to 25,880.14, 35,714.38 and 14,549.69 is: 20,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,880.14 : 35,714.38 = 14,549.69 : x
  2. Step 2: Convert to fraction form
    25,880.14/35,714.38 = 14,549.69/x
  3. Step 3: Cross multiply
    25,880.14x = 35,714.38 × 14,549.69
  4. Step 4: Simplify right side
    25,880.14x = 519,633,036.84
  5. Step 5: Solve for x
    x = 519,633,036.84/25,880.14
  6. Step 6: Final answer
    x = 20,078.45

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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.