Home / 53,182.12-73,391-28,983.04

Finding the Fourth Proportional to 53,182.12, 73,391 and 28,983.04

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Solution

The fourth proportional to 53,182.12, 73,391 and 28,983.04 is: 39,996.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,182.12 : 73,391 = 28,983.04 : x
  2. Step 2: Convert to fraction form
    53,182.12/73,391 = 28,983.04/x
  3. Step 3: Cross multiply
    53,182.12x = 73,391 × 28,983.04
  4. Step 4: Simplify right side
    53,182.12x = 2,127,094,288.64
  5. Step 5: Solve for x
    x = 2,127,094,288.64/53,182.12
  6. Step 6: Final answer
    x = 39,996.42

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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.