Home / 16,182.80-22,339.16-10,880.70

Finding the Fourth Proportional to 16,182.80, 22,339.16 and 10,880.70

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Solution

The fourth proportional to 16,182.80, 22,339.16 and 10,880.70 is: 15,020.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,182.80 : 22,339.16 = 10,880.70 : x
  2. Step 2: Convert to fraction form
    16,182.80/22,339.16 = 10,880.70/x
  3. Step 3: Cross multiply
    16,182.80x = 22,339.16 × 10,880.70
  4. Step 4: Simplify right side
    16,182.80x = 243,065,698.21
  5. Step 5: Solve for x
    x = 243,065,698.21/16,182.80
  6. Step 6: Final answer
    x = 15,020.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.