Home / 51,176.33-70,628.53-28,519.01

Finding the Fourth Proportional to 51,176.33, 70,628.53 and 28,519.01

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Solution

The fourth proportional to 51,176.33, 70,628.53 and 28,519.01 is: 39,359.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,176.33 : 70,628.53 = 28,519.01 : x
  2. Step 2: Convert to fraction form
    51,176.33/70,628.53 = 28,519.01/x
  3. Step 3: Cross multiply
    51,176.33x = 70,628.53 × 28,519.01
  4. Step 4: Simplify right side
    51,176.33x = 2,014,255,753.36
  5. Step 5: Solve for x
    x = 2,014,255,753.36/51,176.33
  6. Step 6: Final answer
    x = 39,359.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.