Home / 14,025.78-21,004.35-9,080.58

Finding the Fourth Proportional to 14,025.78, 21,004.35 and 9,080.58

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Solution

The fourth proportional to 14,025.78, 21,004.35 and 9,080.58 is: 13,598.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,025.78 : 21,004.35 = 9,080.58 : x
  2. Step 2: Convert to fraction form
    14,025.78/21,004.35 = 9,080.58/x
  3. Step 3: Cross multiply
    14,025.78x = 21,004.35 × 9,080.58
  4. Step 4: Simplify right side
    14,025.78x = 190,731,680.52
  5. Step 5: Solve for x
    x = 190,731,680.52/14,025.78
  6. Step 6: Final answer
    x = 13,598.65

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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.