Home / 30,175.35-45,264.24-14,372.25

Finding the Fourth Proportional to 30,175.35, 45,264.24 and 14,372.25

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Solution

The fourth proportional to 30,175.35, 45,264.24 and 14,372.25 is: 21,558.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.35 : 45,264.24 = 14,372.25 : x
  2. Step 2: Convert to fraction form
    30,175.35/45,264.24 = 14,372.25/x
  3. Step 3: Cross multiply
    30,175.35x = 45,264.24 × 14,372.25
  4. Step 4: Simplify right side
    30,175.35x = 650,548,973.34
  5. Step 5: Solve for x
    x = 650,548,973.34/30,175.35
  6. Step 6: Final answer
    x = 21,558.95

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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.