Home / 53,327.90-79,964.96-17,776.59

Finding the Fourth Proportional to 53,327.90, 79,964.96 and 17,776.59

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Solution

The fourth proportional to 53,327.90, 79,964.96 and 17,776.59 is: 26,655.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,327.90 : 79,964.96 = 17,776.59 : x
  2. Step 2: Convert to fraction form
    53,327.90/79,964.96 = 17,776.59/x
  3. Step 3: Cross multiply
    53,327.90x = 79,964.96 × 17,776.59
  4. Step 4: Simplify right side
    53,327.90x = 1,421,504,219.40
  5. Step 5: Solve for x
    x = 1,421,504,219.40/53,327.90
  6. Step 6: Final answer
    x = 26,655.92

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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.