Home / 53,327.68-79,964.68-17,776.42

Finding the Fourth Proportional to 53,327.68, 79,964.68 and 17,776.42

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Solution

The fourth proportional to 53,327.68, 79,964.68 and 17,776.42 is: 26,655.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,327.68 : 79,964.68 = 17,776.42 : x
  2. Step 2: Convert to fraction form
    53,327.68/79,964.68 = 17,776.42/x
  3. Step 3: Cross multiply
    53,327.68x = 79,964.68 × 17,776.42
  4. Step 4: Simplify right side
    53,327.68x = 1,421,485,736.85
  5. Step 5: Solve for x
    x = 1,421,485,736.85/53,327.68
  6. Step 6: Final answer
    x = 26,655.68

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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.