Home / 19,408.74-26,722.65-17,635.05

Finding the Fourth Proportional to 19,408.74, 26,722.65 and 17,635.05

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Solution

The fourth proportional to 19,408.74, 26,722.65 and 17,635.05 is: 24,280.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.74 : 26,722.65 = 17,635.05 : x
  2. Step 2: Convert to fraction form
    19,408.74/26,722.65 = 17,635.05/x
  3. Step 3: Cross multiply
    19,408.74x = 26,722.65 × 17,635.05
  4. Step 4: Simplify right side
    19,408.74x = 471,255,268.88
  5. Step 5: Solve for x
    x = 471,255,268.88/19,408.74
  6. Step 6: Final answer
    x = 24,280.57

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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.