Home / 16,599.12-22,889.46-12,822.90

Finding the Fourth Proportional to 16,599.12, 22,889.46 and 12,822.90

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Solution

The fourth proportional to 16,599.12, 22,889.46 and 12,822.90 is: 17,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,599.12 : 22,889.46 = 12,822.90 : x
  2. Step 2: Convert to fraction form
    16,599.12/22,889.46 = 12,822.90/x
  3. Step 3: Cross multiply
    16,599.12x = 22,889.46 × 12,822.90
  4. Step 4: Simplify right side
    16,599.12x = 293,509,256.63
  5. Step 5: Solve for x
    x = 293,509,256.63/16,599.12
  6. Step 6: Final answer
    x = 17,682.22

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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.