Home / 54,732.83-82,073.73-28,430.51

Finding the Fourth Proportional to 54,732.83, 82,073.73 and 28,430.51

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Solution

The fourth proportional to 54,732.83, 82,073.73 and 28,430.51 is: 42,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,732.83 : 82,073.73 = 28,430.51 : x
  2. Step 2: Convert to fraction form
    54,732.83/82,073.73 = 28,430.51/x
  3. Step 3: Cross multiply
    54,732.83x = 82,073.73 × 28,430.51
  4. Step 4: Simplify right side
    54,732.83x = 2,333,397,591.13
  5. Step 5: Solve for x
    x = 2,333,397,591.13/54,732.83
  6. Step 6: Final answer
    x = 42,632.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.