Home / 15,730.49-23,610.32-7,944.77

Finding the Fourth Proportional to 15,730.49, 23,610.32 and 7,944.77

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Solution

The fourth proportional to 15,730.49, 23,610.32 and 7,944.77 is: 11,924.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,730.49 : 23,610.32 = 7,944.77 : x
  2. Step 2: Convert to fraction form
    15,730.49/23,610.32 = 7,944.77/x
  3. Step 3: Cross multiply
    15,730.49x = 23,610.32 × 7,944.77
  4. Step 4: Simplify right side
    15,730.49x = 187,578,562.03
  5. Step 5: Solve for x
    x = 187,578,562.03/15,730.49
  6. Step 6: Final answer
    x = 11,924.52

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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.