Home / 53,008.55-73,150.55-28,808.94

Finding the Fourth Proportional to 53,008.55, 73,150.55 and 28,808.94

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Solution

The fourth proportional to 53,008.55, 73,150.55 and 28,808.94 is: 39,755.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,008.55 : 73,150.55 = 28,808.94 : x
  2. Step 2: Convert to fraction form
    53,008.55/73,150.55 = 28,808.94/x
  3. Step 3: Cross multiply
    53,008.55x = 73,150.55 × 28,808.94
  4. Step 4: Simplify right side
    53,008.55x = 2,107,389,841.93
  5. Step 5: Solve for x
    x = 2,107,389,841.93/53,008.55
  6. Step 6: Final answer
    x = 39,755.66

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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.