Home / 16,729.68-25,088.66-4,880.18

Finding the Fourth Proportional to 16,729.68, 25,088.66 and 4,880.18

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Solution

The fourth proportional to 16,729.68, 25,088.66 and 4,880.18 is: 7,318.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,729.68 : 25,088.66 = 4,880.18 : x
  2. Step 2: Convert to fraction form
    16,729.68/25,088.66 = 4,880.18/x
  3. Step 3: Cross multiply
    16,729.68x = 25,088.66 × 4,880.18
  4. Step 4: Simplify right side
    16,729.68x = 122,437,176.76
  5. Step 5: Solve for x
    x = 122,437,176.76/16,729.68
  6. Step 6: Final answer
    x = 7,318.56

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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.