Home / 16,558.48-22,850.40-9,389.08

Finding the Fourth Proportional to 16,558.48, 22,850.40 and 9,389.08

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Solution

The fourth proportional to 16,558.48, 22,850.40 and 9,389.08 is: 12,956.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,558.48 : 22,850.40 = 9,389.08 : x
  2. Step 2: Convert to fraction form
    16,558.48/22,850.40 = 9,389.08/x
  3. Step 3: Cross multiply
    16,558.48x = 22,850.40 × 9,389.08
  4. Step 4: Simplify right side
    16,558.48x = 214,544,233.63
  5. Step 5: Solve for x
    x = 214,544,233.63/16,558.48
  6. Step 6: Final answer
    x = 12,956.76

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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.