Home / 54,543.39-75,275.56-33,336.78

Finding the Fourth Proportional to 54,543.39, 75,275.56 and 33,336.78

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Solution

The fourth proportional to 54,543.39, 75,275.56 and 33,336.78 is: 46,008.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,543.39 : 75,275.56 = 33,336.78 : x
  2. Step 2: Convert to fraction form
    54,543.39/75,275.56 = 33,336.78/x
  3. Step 3: Cross multiply
    54,543.39x = 75,275.56 × 33,336.78
  4. Step 4: Simplify right side
    54,543.39x = 2,509,444,783.10
  5. Step 5: Solve for x
    x = 2,509,444,783.10/54,543.39
  6. Step 6: Final answer
    x = 46,008.23

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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.