Home / 17,379.85-26,068.11-4,899.68

Finding the Fourth Proportional to 17,379.85, 26,068.11 and 4,899.68

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Solution

The fourth proportional to 17,379.85, 26,068.11 and 4,899.68 is: 7,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.85 : 26,068.11 = 4,899.68 : x
  2. Step 2: Convert to fraction form
    17,379.85/26,068.11 = 4,899.68/x
  3. Step 3: Cross multiply
    17,379.85x = 26,068.11 × 4,899.68
  4. Step 4: Simplify right side
    17,379.85x = 127,725,397.20
  5. Step 5: Solve for x
    x = 127,725,397.20/17,379.85
  6. Step 6: Final answer
    x = 7,349.05

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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.