Home / 19,522.60-26,986.59-17,418.98

Finding the Fourth Proportional to 19,522.60, 26,986.59 and 17,418.98

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Solution

The fourth proportional to 19,522.60, 26,986.59 and 17,418.98 is: 24,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.60 : 26,986.59 = 17,418.98 : x
  2. Step 2: Convert to fraction form
    19,522.60/26,986.59 = 17,418.98/x
  3. Step 3: Cross multiply
    19,522.60x = 26,986.59 × 17,418.98
  4. Step 4: Simplify right side
    19,522.60x = 470,078,871.48
  5. Step 5: Solve for x
    x = 470,078,871.48/19,522.60
  6. Step 6: Final answer
    x = 24,078.70

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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.