Home / 53,197.35-79,798.77-13,754.81

Finding the Fourth Proportional to 53,197.35, 79,798.77 and 13,754.81

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Solution

The fourth proportional to 53,197.35, 79,798.77 and 13,754.81 is: 20,632.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.35 : 79,798.77 = 13,754.81 : x
  2. Step 2: Convert to fraction form
    53,197.35/79,798.77 = 13,754.81/x
  3. Step 3: Cross multiply
    53,197.35x = 79,798.77 × 13,754.81
  4. Step 4: Simplify right side
    53,197.35x = 1,097,616,520.59
  5. Step 5: Solve for x
    x = 1,097,616,520.59/53,197.35
  6. Step 6: Final answer
    x = 20,632.92

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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.