Home / 53,017.80-73,165.32-29,146.68

Finding the Fourth Proportional to 53,017.80, 73,165.32 and 29,146.68

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Solution

The fourth proportional to 53,017.80, 73,165.32 and 29,146.68 is: 40,222.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.80 : 73,165.32 = 29,146.68 : x
  2. Step 2: Convert to fraction form
    53,017.80/73,165.32 = 29,146.68/x
  3. Step 3: Cross multiply
    53,017.80x = 73,165.32 × 29,146.68
  4. Step 4: Simplify right side
    53,017.80x = 2,132,526,169.14
  5. Step 5: Solve for x
    x = 2,132,526,169.14/53,017.80
  6. Step 6: Final answer
    x = 40,222.83

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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.