Home / 52,456.21-78,707.57-27,490.33

Finding the Fourth Proportional to 52,456.21, 78,707.57 and 27,490.33

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Solution

The fourth proportional to 52,456.21, 78,707.57 and 27,490.33 is: 41,247.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,456.21 : 78,707.57 = 27,490.33 : x
  2. Step 2: Convert to fraction form
    52,456.21/78,707.57 = 27,490.33/x
  3. Step 3: Cross multiply
    52,456.21x = 78,707.57 × 27,490.33
  4. Step 4: Simplify right side
    52,456.21x = 2,163,696,944.75
  5. Step 5: Solve for x
    x = 2,163,696,944.75/52,456.21
  6. Step 6: Final answer
    x = 41,247.68

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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.