Home / 16,187.88-22,345.54-12,652.22

Finding the Fourth Proportional to 16,187.88, 22,345.54 and 12,652.22

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Solution

The fourth proportional to 16,187.88, 22,345.54 and 12,652.22 is: 17,464.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,187.88 : 22,345.54 = 12,652.22 : x
  2. Step 2: Convert to fraction form
    16,187.88/22,345.54 = 12,652.22/x
  3. Step 3: Cross multiply
    16,187.88x = 22,345.54 × 12,652.22
  4. Step 4: Simplify right side
    16,187.88x = 282,720,688.10
  5. Step 5: Solve for x
    x = 282,720,688.10/16,187.88
  6. Step 6: Final answer
    x = 17,464.96

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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.