Home / 51,971.55-77,965.49-16,903.01

Finding the Fourth Proportional to 51,971.55, 77,965.49 and 16,903.01

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Solution

The fourth proportional to 51,971.55, 77,965.49 and 16,903.01 is: 25,357.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,971.55 : 77,965.49 = 16,903.01 : x
  2. Step 2: Convert to fraction form
    51,971.55/77,965.49 = 16,903.01/x
  3. Step 3: Cross multiply
    51,971.55x = 77,965.49 × 16,903.01
  4. Step 4: Simplify right side
    51,971.55x = 1,317,851,109.55
  5. Step 5: Solve for x
    x = 1,317,851,109.55/51,971.55
  6. Step 6: Final answer
    x = 25,357.16

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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.