Home / 53,147.99-73,343.35-29,276.89

Finding the Fourth Proportional to 53,147.99, 73,343.35 and 29,276.89

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Solution

The fourth proportional to 53,147.99, 73,343.35 and 29,276.89 is: 40,401.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,147.99 : 73,343.35 = 29,276.89 : x
  2. Step 2: Convert to fraction form
    53,147.99/73,343.35 = 29,276.89/x
  3. Step 3: Cross multiply
    53,147.99x = 73,343.35 × 29,276.89
  4. Step 4: Simplify right side
    53,147.99x = 2,147,265,190.18
  5. Step 5: Solve for x
    x = 2,147,265,190.18/53,147.99
  6. Step 6: Final answer
    x = 40,401.63

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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.