Home / 32,111.10-48,170.16-8,739.36

Finding the Fourth Proportional to 32,111.10, 48,170.16 and 8,739.36

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Solution

The fourth proportional to 32,111.10, 48,170.16 and 8,739.36 is: 13,110.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,111.10 : 48,170.16 = 8,739.36 : x
  2. Step 2: Convert to fraction form
    32,111.10/48,170.16 = 8,739.36/x
  3. Step 3: Cross multiply
    32,111.10x = 48,170.16 × 8,739.36
  4. Step 4: Simplify right side
    32,111.10x = 420,976,369.50
  5. Step 5: Solve for x
    x = 420,976,369.50/32,111.10
  6. Step 6: Final answer
    x = 13,110.00

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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.