Home / 32,091.81-48,120.09-9,899.04

Finding the Fourth Proportional to 32,091.81, 48,120.09 and 9,899.04

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Solution

The fourth proportional to 32,091.81, 48,120.09 and 9,899.04 is: 14,843.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,091.81 : 48,120.09 = 9,899.04 : x
  2. Step 2: Convert to fraction form
    32,091.81/48,120.09 = 9,899.04/x
  3. Step 3: Cross multiply
    32,091.81x = 48,120.09 × 9,899.04
  4. Step 4: Simplify right side
    32,091.81x = 476,342,695.71
  5. Step 5: Solve for x
    x = 476,342,695.71/32,091.81
  6. Step 6: Final answer
    x = 14,843.12

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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.