Home / 43,091.28-64,668.51-28,295.01

Finding the Fourth Proportional to 43,091.28, 64,668.51 and 28,295.01

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Solution

The fourth proportional to 43,091.28, 64,668.51 and 28,295.01 is: 42,463.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,091.28 : 64,668.51 = 28,295.01 : x
  2. Step 2: Convert to fraction form
    43,091.28/64,668.51 = 28,295.01/x
  3. Step 3: Cross multiply
    43,091.28x = 64,668.51 × 28,295.01
  4. Step 4: Simplify right side
    43,091.28x = 1,829,796,137.14
  5. Step 5: Solve for x
    x = 1,829,796,137.14/43,091.28
  6. Step 6: Final answer
    x = 42,463.26

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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.