Home / 16,866.87-25,260.95-13,333.16

Finding the Fourth Proportional to 16,866.87, 25,260.95 and 13,333.16

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Solution

The fourth proportional to 16,866.87, 25,260.95 and 13,333.16 is: 19,968.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.87 : 25,260.95 = 13,333.16 : x
  2. Step 2: Convert to fraction form
    16,866.87/25,260.95 = 13,333.16/x
  3. Step 3: Cross multiply
    16,866.87x = 25,260.95 × 13,333.16
  4. Step 4: Simplify right side
    16,866.87x = 336,808,289.86
  5. Step 5: Solve for x
    x = 336,808,289.86/16,866.87
  6. Step 6: Final answer
    x = 19,968.63

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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.