Home / 26,853.12-37,061.55-17,290.26

Finding the Fourth Proportional to 26,853.12, 37,061.55 and 17,290.26

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Solution

The fourth proportional to 26,853.12, 37,061.55 and 17,290.26 is: 23,863.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.12 : 37,061.55 = 17,290.26 : x
  2. Step 2: Convert to fraction form
    26,853.12/37,061.55 = 17,290.26/x
  3. Step 3: Cross multiply
    26,853.12x = 37,061.55 × 17,290.26
  4. Step 4: Simplify right side
    26,853.12x = 640,803,835.50
  5. Step 5: Solve for x
    x = 640,803,835.50/26,853.12
  6. Step 6: Final answer
    x = 23,863.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.