Home / 28,235.28-38,668.06-27,866.24

Finding the Fourth Proportional to 28,235.28, 38,668.06 and 27,866.24

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Solution

The fourth proportional to 28,235.28, 38,668.06 and 27,866.24 is: 38,162.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,235.28 : 38,668.06 = 27,866.24 : x
  2. Step 2: Convert to fraction form
    28,235.28/38,668.06 = 27,866.24/x
  3. Step 3: Cross multiply
    28,235.28x = 38,668.06 × 27,866.24
  4. Step 4: Simplify right side
    28,235.28x = 1,077,533,440.29
  5. Step 5: Solve for x
    x = 1,077,533,440.29/28,235.28
  6. Step 6: Final answer
    x = 38,162.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.