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Finding the Fourth Proportional to 35,272.99, 48,676.59 and 19,357.71

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Solution

The fourth proportional to 35,272.99, 48,676.59 and 19,357.71 is: 26,713.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,272.99 : 48,676.59 = 19,357.71 : x
  2. Step 2: Convert to fraction form
    35,272.99/48,676.59 = 19,357.71/x
  3. Step 3: Cross multiply
    35,272.99x = 48,676.59 × 19,357.71
  4. Step 4: Simplify right side
    35,272.99x = 942,267,313.01
  5. Step 5: Solve for x
    x = 942,267,313.01/35,272.99
  6. Step 6: Final answer
    x = 26,713.57

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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.