Home / 35,211.03-52,816.80-8,915.85

Finding the Fourth Proportional to 35,211.03, 52,816.80 and 8,915.85

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Solution

The fourth proportional to 35,211.03, 52,816.80 and 8,915.85 is: 13,373.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,211.03 : 52,816.80 = 8,915.85 : x
  2. Step 2: Convert to fraction form
    35,211.03/52,816.80 = 8,915.85/x
  3. Step 3: Cross multiply
    35,211.03x = 52,816.80 × 8,915.85
  4. Step 4: Simplify right side
    35,211.03x = 470,906,666.28
  5. Step 5: Solve for x
    x = 470,906,666.28/35,211.03
  6. Step 6: Final answer
    x = 13,373.84

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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.