Home / 17,519.09-26,280.32-6,423.10

Finding the Fourth Proportional to 17,519.09, 26,280.32 and 6,423.10

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Solution

The fourth proportional to 17,519.09, 26,280.32 and 6,423.10 is: 9,635.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.09 : 26,280.32 = 6,423.10 : x
  2. Step 2: Convert to fraction form
    17,519.09/26,280.32 = 6,423.10/x
  3. Step 3: Cross multiply
    17,519.09x = 26,280.32 × 6,423.10
  4. Step 4: Simplify right side
    17,519.09x = 168,801,025.58
  5. Step 5: Solve for x
    x = 168,801,025.58/17,519.09
  6. Step 6: Final answer
    x = 9,635.26

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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.