Home / 70,665.92-105,933-23,886.28

Finding the Fourth Proportional to 70,665.92, 105,933 and 23,886.28

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Solution

The fourth proportional to 70,665.92, 105,933 and 23,886.28 is: 35,807.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,665.92 : 105,933 = 23,886.28 : x
  2. Step 2: Convert to fraction form
    70,665.92/105,933 = 23,886.28/x
  3. Step 3: Cross multiply
    70,665.92x = 105,933 × 23,886.28
  4. Step 4: Simplify right side
    70,665.92x = 2,530,345,299.24
  5. Step 5: Solve for x
    x = 2,530,345,299.24/70,665.92
  6. Step 6: Final answer
    x = 35,807.15

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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.