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Finding the Fourth Proportional to 30,052.88, 41,459 and 19,445.94

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Solution

The fourth proportional to 30,052.88, 41,459 and 19,445.94 is: 26,826.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,052.88 : 41,459 = 19,445.94 : x
  2. Step 2: Convert to fraction form
    30,052.88/41,459 = 19,445.94/x
  3. Step 3: Cross multiply
    30,052.88x = 41,459 × 19,445.94
  4. Step 4: Simplify right side
    30,052.88x = 806,209,226.46
  5. Step 5: Solve for x
    x = 806,209,226.46/30,052.88
  6. Step 6: Final answer
    x = 26,826.35

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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.