Home / 53,112.96-79,670.40-16,176

Finding the Fourth Proportional to 53,112.96, 79,670.40 and 16,176

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Solution

The fourth proportional to 53,112.96, 79,670.40 and 16,176 is: 24,264.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.96 : 79,670.40 = 16,176 : x
  2. Step 2: Convert to fraction form
    53,112.96/79,670.40 = 16,176/x
  3. Step 3: Cross multiply
    53,112.96x = 79,670.40 × 16,176
  4. Step 4: Simplify right side
    53,112.96x = 1,288,748,390.40
  5. Step 5: Solve for x
    x = 1,288,748,390.40/53,112.96
  6. Step 6: Final answer
    x = 24,264.29

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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.