Home / 17,547.46-26,299.92-12,887.26

Finding the Fourth Proportional to 17,547.46, 26,299.92 and 12,887.26

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Solution

The fourth proportional to 17,547.46, 26,299.92 and 12,887.26 is: 19,315.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,547.46 : 26,299.92 = 12,887.26 : x
  2. Step 2: Convert to fraction form
    17,547.46/26,299.92 = 12,887.26/x
  3. Step 3: Cross multiply
    17,547.46x = 26,299.92 × 12,887.26
  4. Step 4: Simplify right side
    17,547.46x = 338,933,907.02
  5. Step 5: Solve for x
    x = 338,933,907.02/17,547.46
  6. Step 6: Final answer
    x = 19,315.27

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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.