Home / 30,175.01-45,263.43-14,381.72

Finding the Fourth Proportional to 30,175.01, 45,263.43 and 14,381.72

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Solution

The fourth proportional to 30,175.01, 45,263.43 and 14,381.72 is: 21,573.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,175.01 : 45,263.43 = 14,381.72 : x
  2. Step 2: Convert to fraction form
    30,175.01/45,263.43 = 14,381.72/x
  3. Step 3: Cross multiply
    30,175.01x = 45,263.43 × 14,381.72
  4. Step 4: Simplify right side
    30,175.01x = 650,965,976.50
  5. Step 5: Solve for x
    x = 650,965,976.50/30,175.01
  6. Step 6: Final answer
    x = 21,573.02

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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.