Home / 16,507.63-22,780.29-9,433.90

Finding the Fourth Proportional to 16,507.63, 22,780.29 and 9,433.90

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Solution

The fourth proportional to 16,507.63, 22,780.29 and 9,433.90 is: 13,018.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507.63 : 22,780.29 = 9,433.90 : x
  2. Step 2: Convert to fraction form
    16,507.63/22,780.29 = 9,433.90/x
  3. Step 3: Cross multiply
    16,507.63x = 22,780.29 × 9,433.90
  4. Step 4: Simplify right side
    16,507.63x = 214,906,977.83
  5. Step 5: Solve for x
    x = 214,906,977.83/16,507.63
  6. Step 6: Final answer
    x = 13,018.65

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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.