Home / 16,821.71-25,232.61-4,975.69

Finding the Fourth Proportional to 16,821.71, 25,232.61 and 4,975.69

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Solution

The fourth proportional to 16,821.71, 25,232.61 and 4,975.69 is: 7,463.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,821.71 : 25,232.61 = 4,975.69 : x
  2. Step 2: Convert to fraction form
    16,821.71/25,232.61 = 4,975.69/x
  3. Step 3: Cross multiply
    16,821.71x = 25,232.61 × 4,975.69
  4. Step 4: Simplify right side
    16,821.71x = 125,549,582.17
  5. Step 5: Solve for x
    x = 125,549,582.17/16,821.71
  6. Step 6: Final answer
    x = 7,463.54

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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.