Home / 17,379.15-26,070.26-4,899.28

Finding the Fourth Proportional to 17,379.15, 26,070.26 and 4,899.28

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Solution

The fourth proportional to 17,379.15, 26,070.26 and 4,899.28 is: 7,349.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,379.15 : 26,070.26 = 4,899.28 : x
  2. Step 2: Convert to fraction form
    17,379.15/26,070.26 = 4,899.28/x
  3. Step 3: Cross multiply
    17,379.15x = 26,070.26 × 4,899.28
  4. Step 4: Simplify right side
    17,379.15x = 127,725,478.92
  5. Step 5: Solve for x
    x = 127,725,478.92/17,379.15
  6. Step 6: Final answer
    x = 7,349.35

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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.