Home / 53,019.80-73,167.40-29,146.62

Finding the Fourth Proportional to 53,019.80, 73,167.40 and 29,146.62

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Solution

The fourth proportional to 53,019.80, 73,167.40 and 29,146.62 is: 40,222.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,019.80 : 73,167.40 = 29,146.62 : x
  2. Step 2: Convert to fraction form
    53,019.80/73,167.40 = 29,146.62/x
  3. Step 3: Cross multiply
    53,019.80x = 73,167.40 × 29,146.62
  4. Step 4: Simplify right side
    53,019.80x = 2,132,582,404.19
  5. Step 5: Solve for x
    x = 2,132,582,404.19/53,019.80
  6. Step 6: Final answer
    x = 40,222.38

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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.