Home / 29,375.49-40,543.35-16,629.40

Finding the Fourth Proportional to 29,375.49, 40,543.35 and 16,629.40

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Solution

The fourth proportional to 29,375.49, 40,543.35 and 16,629.40 is: 22,951.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,375.49 : 40,543.35 = 16,629.40 : x
  2. Step 2: Convert to fraction form
    29,375.49/40,543.35 = 16,629.40/x
  3. Step 3: Cross multiply
    29,375.49x = 40,543.35 × 16,629.40
  4. Step 4: Simplify right side
    29,375.49x = 674,211,381.77
  5. Step 5: Solve for x
    x = 674,211,381.77/29,375.49
  6. Step 6: Final answer
    x = 22,951.49

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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.