Home / 53,955.10-74,454.55-30,080.35

Finding the Fourth Proportional to 53,955.10, 74,454.55 and 30,080.35

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Solution

The fourth proportional to 53,955.10, 74,454.55 and 30,080.35 is: 41,508.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,955.10 : 74,454.55 = 30,080.35 : x
  2. Step 2: Convert to fraction form
    53,955.10/74,454.55 = 30,080.35/x
  3. Step 3: Cross multiply
    53,955.10x = 74,454.55 × 30,080.35
  4. Step 4: Simplify right side
    53,955.10x = 2,239,618,923.09
  5. Step 5: Solve for x
    x = 2,239,618,923.09/53,955.10
  6. Step 6: Final answer
    x = 41,508.94

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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.