Home / 53,197.87-79,769.61-17,646.36

Finding the Fourth Proportional to 53,197.87, 79,769.61 and 17,646.36

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Solution

The fourth proportional to 53,197.87, 79,769.61 and 17,646.36 is: 26,460.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,197.87 : 79,769.61 = 17,646.36 : x
  2. Step 2: Convert to fraction form
    53,197.87/79,769.61 = 17,646.36/x
  3. Step 3: Cross multiply
    53,197.87x = 79,769.61 × 17,646.36
  4. Step 4: Simplify right side
    53,197.87x = 1,407,643,255.12
  5. Step 5: Solve for x
    x = 1,407,643,255.12/53,197.87
  6. Step 6: Final answer
    x = 26,460.52

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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.