Home / 33,900.16-46,772.55-19,558.86

Finding the Fourth Proportional to 33,900.16, 46,772.55 and 19,558.86

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Solution

The fourth proportional to 33,900.16, 46,772.55 and 19,558.86 is: 26,985.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,900.16 : 46,772.55 = 19,558.86 : x
  2. Step 2: Convert to fraction form
    33,900.16/46,772.55 = 19,558.86/x
  3. Step 3: Cross multiply
    33,900.16x = 46,772.55 × 19,558.86
  4. Step 4: Simplify right side
    33,900.16x = 914,817,757.29
  5. Step 5: Solve for x
    x = 914,817,757.29/33,900.16
  6. Step 6: Final answer
    x = 26,985.65

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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.