Home / 22,333.08-33,499.62-12,457.56

Finding the Fourth Proportional to 22,333.08, 33,499.62 and 12,457.56

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Solution

The fourth proportional to 22,333.08, 33,499.62 and 12,457.56 is: 18,686.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,333.08 : 33,499.62 = 12,457.56 : x
  2. Step 2: Convert to fraction form
    22,333.08/33,499.62 = 12,457.56/x
  3. Step 3: Cross multiply
    22,333.08x = 33,499.62 × 12,457.56
  4. Step 4: Simplify right side
    22,333.08x = 417,323,526.13
  5. Step 5: Solve for x
    x = 417,323,526.13/22,333.08
  6. Step 6: Final answer
    x = 18,686.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.