Home / 35,172.09-52,758.18-8,878.86

Finding the Fourth Proportional to 35,172.09, 52,758.18 and 8,878.86

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Solution

The fourth proportional to 35,172.09, 52,758.18 and 8,878.86 is: 13,318.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,172.09 : 52,758.18 = 8,878.86 : x
  2. Step 2: Convert to fraction form
    35,172.09/52,758.18 = 8,878.86/x
  3. Step 3: Cross multiply
    35,172.09x = 52,758.18 × 8,878.86
  4. Step 4: Simplify right side
    35,172.09x = 468,432,494.07
  5. Step 5: Solve for x
    x = 468,432,494.07/35,172.09
  6. Step 6: Final answer
    x = 13,318.30

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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.