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Finding the Fourth Proportional to 30,373.40, 41,941.65 and 19,062.50

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Solution

The fourth proportional to 30,373.40, 41,941.65 and 19,062.50 is: 26,322.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,373.40 : 41,941.65 = 19,062.50 : x
  2. Step 2: Convert to fraction form
    30,373.40/41,941.65 = 19,062.50/x
  3. Step 3: Cross multiply
    30,373.40x = 41,941.65 × 19,062.50
  4. Step 4: Simplify right side
    30,373.40x = 799,512,493.42
  5. Step 5: Solve for x
    x = 799,512,493.42/30,373.40
  6. Step 6: Final answer
    x = 26,322.79

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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.