Home / 54,728.22-75,525.04-30,854.84

Finding the Fourth Proportional to 54,728.22, 75,525.04 and 30,854.84

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Solution

The fourth proportional to 54,728.22, 75,525.04 and 30,854.84 is: 42,579.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,728.22 : 75,525.04 = 30,854.84 : x
  2. Step 2: Convert to fraction form
    54,728.22/75,525.04 = 30,854.84/x
  3. Step 3: Cross multiply
    54,728.22x = 75,525.04 × 30,854.84
  4. Step 4: Simplify right side
    54,728.22x = 2,330,312,686.14
  5. Step 5: Solve for x
    x = 2,330,312,686.14/54,728.22
  6. Step 6: Final answer
    x = 42,579.72

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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.