Home / 25,120.48-37,680.72-14,726.56

Finding the Fourth Proportional to 25,120.48, 37,680.72 and 14,726.56

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Solution

The fourth proportional to 25,120.48, 37,680.72 and 14,726.56 is: 22,089.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,120.48 : 37,680.72 = 14,726.56 : x
  2. Step 2: Convert to fraction form
    25,120.48/37,680.72 = 14,726.56/x
  3. Step 3: Cross multiply
    25,120.48x = 37,680.72 × 14,726.56
  4. Step 4: Simplify right side
    25,120.48x = 554,907,383.92
  5. Step 5: Solve for x
    x = 554,907,383.92/25,120.48
  6. Step 6: Final answer
    x = 22,089.84

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1.5x scale

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.