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Finding the Fourth Proportional to 43,675.30, 65,512.95 and 14,094.10

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Solution

The fourth proportional to 43,675.30, 65,512.95 and 14,094.10 is: 21,141.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,675.30 : 65,512.95 = 14,094.10 : x
  2. Step 2: Convert to fraction form
    43,675.30/65,512.95 = 14,094.10/x
  3. Step 3: Cross multiply
    43,675.30x = 65,512.95 × 14,094.10
  4. Step 4: Simplify right side
    43,675.30x = 923,346,068.60
  5. Step 5: Solve for x
    x = 923,346,068.60/43,675.30
  6. Step 6: Final answer
    x = 21,141.15

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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.