Home / 16,319.50-22,512.88-10,651.62

Finding the Fourth Proportional to 16,319.50, 22,512.88 and 10,651.62

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Solution

The fourth proportional to 16,319.50, 22,512.88 and 10,651.62 is: 14,693.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,319.50 : 22,512.88 = 10,651.62 : x
  2. Step 2: Convert to fraction form
    16,319.50/22,512.88 = 10,651.62/x
  3. Step 3: Cross multiply
    16,319.50x = 22,512.88 × 10,651.62
  4. Step 4: Simplify right side
    16,319.50x = 239,798,642.87
  5. Step 5: Solve for x
    x = 239,798,642.87/16,319.50
  6. Step 6: Final answer
    x = 14,693.99

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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.