Home / 48,487.91-66,875.33-33,183.51

Finding the Fourth Proportional to 48,487.91, 66,875.33 and 33,183.51

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Solution

The fourth proportional to 48,487.91, 66,875.33 and 33,183.51 is: 45,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,487.91 : 66,875.33 = 33,183.51 : x
  2. Step 2: Convert to fraction form
    48,487.91/66,875.33 = 33,183.51/x
  3. Step 3: Cross multiply
    48,487.91x = 66,875.33 × 33,183.51
  4. Step 4: Simplify right side
    48,487.91x = 2,219,158,015.89
  5. Step 5: Solve for x
    x = 2,219,158,015.89/48,487.91
  6. Step 6: Final answer
    x = 45,767.25

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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.