Home / 35,385.99-53,077.61-13,199.33

Finding the Fourth Proportional to 35,385.99, 53,077.61 and 13,199.33

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Solution

The fourth proportional to 35,385.99, 53,077.61 and 13,199.33 is: 19,798.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,385.99 : 53,077.61 = 13,199.33 : x
  2. Step 2: Convert to fraction form
    35,385.99/53,077.61 = 13,199.33/x
  3. Step 3: Cross multiply
    35,385.99x = 53,077.61 × 13,199.33
  4. Step 4: Simplify right side
    35,385.99x = 700,588,890.00
  5. Step 5: Solve for x
    x = 700,588,890.00/35,385.99
  6. Step 6: Final answer
    x = 19,798.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.