Home / 54,126.55-74,646.25-33,985.32

Finding the Fourth Proportional to 54,126.55, 74,646.25 and 33,985.32

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Solution

The fourth proportional to 54,126.55, 74,646.25 and 33,985.32 is: 46,869.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,126.55 : 74,646.25 = 33,985.32 : x
  2. Step 2: Convert to fraction form
    54,126.55/74,646.25 = 33,985.32/x
  3. Step 3: Cross multiply
    54,126.55x = 74,646.25 × 33,985.32
  4. Step 4: Simplify right side
    54,126.55x = 2,536,876,693.05
  5. Step 5: Solve for x
    x = 2,536,876,693.05/54,126.55
  6. Step 6: Final answer
    x = 46,869.36

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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.