Home / 54,348.72-75,004.32-30,483.04

Finding the Fourth Proportional to 54,348.72, 75,004.32 and 30,483.04

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Solution

The fourth proportional to 54,348.72, 75,004.32 and 30,483.04 is: 42,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,348.72 : 75,004.32 = 30,483.04 : x
  2. Step 2: Convert to fraction form
    54,348.72/75,004.32 = 30,483.04/x
  3. Step 3: Cross multiply
    54,348.72x = 75,004.32 × 30,483.04
  4. Step 4: Simplify right side
    54,348.72x = 2,286,359,686.73
  5. Step 5: Solve for x
    x = 2,286,359,686.73/54,348.72
  6. Step 6: Final answer
    x = 42,068.33

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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.