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Finding the Fourth Proportional to 42,685.44, 58,911.48 and 23,826.48

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Solution

The fourth proportional to 42,685.44, 58,911.48 and 23,826.48 is: 32,883.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,685.44 : 58,911.48 = 23,826.48 : x
  2. Step 2: Convert to fraction form
    42,685.44/58,911.48 = 23,826.48/x
  3. Step 3: Cross multiply
    42,685.44x = 58,911.48 × 23,826.48
  4. Step 4: Simplify right side
    42,685.44x = 1,403,653,199.99
  5. Step 5: Solve for x
    x = 1,403,653,199.99/42,685.44
  6. Step 6: Final answer
    x = 32,883.65

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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.