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Finding the Fourth Proportional to 43,731, 60,339.06 and 25,826.76

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Solution

The fourth proportional to 43,731, 60,339.06 and 25,826.76 is: 35,635.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,731 : 60,339.06 = 25,826.76 : x
  2. Step 2: Convert to fraction form
    43,731/60,339.06 = 25,826.76/x
  3. Step 3: Cross multiply
    43,731x = 60,339.06 × 25,826.76
  4. Step 4: Simplify right side
    43,731x = 1,558,362,421.25
  5. Step 5: Solve for x
    x = 1,558,362,421.25/43,731
  6. Step 6: Final answer
    x = 35,635.19

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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.