Home / 30,558.31-45,840.35-10,832.18

Finding the Fourth Proportional to 30,558.31, 45,840.35 and 10,832.18

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Solution

The fourth proportional to 30,558.31, 45,840.35 and 10,832.18 is: 16,249.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,558.31 : 45,840.35 = 10,832.18 : x
  2. Step 2: Convert to fraction form
    30,558.31/45,840.35 = 10,832.18/x
  3. Step 3: Cross multiply
    30,558.31x = 45,840.35 × 10,832.18
  4. Step 4: Simplify right side
    30,558.31x = 496,550,639.10
  5. Step 5: Solve for x
    x = 496,550,639.10/30,558.31
  6. Step 6: Final answer
    x = 16,249.28

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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.