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Finding the Fourth Proportional to 43,504.40, 65,256.60 and 26,810.30

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Solution

The fourth proportional to 43,504.40, 65,256.60 and 26,810.30 is: 40,215.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,504.40 : 65,256.60 = 26,810.30 : x
  2. Step 2: Convert to fraction form
    43,504.40/65,256.60 = 26,810.30/x
  3. Step 3: Cross multiply
    43,504.40x = 65,256.60 × 26,810.30
  4. Step 4: Simplify right side
    43,504.40x = 1,749,549,022.98
  5. Step 5: Solve for x
    x = 1,749,549,022.98/43,504.40
  6. Step 6: Final answer
    x = 40,215.45

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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.