Home / 63,211.18-94,816.74-18,836.80

Finding the Fourth Proportional to 63,211.18, 94,816.74 and 18,836.80

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Solution

The fourth proportional to 63,211.18, 94,816.74 and 18,836.80 is: 28,255.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,211.18 : 94,816.74 = 18,836.80 : x
  2. Step 2: Convert to fraction form
    63,211.18/94,816.74 = 18,836.80/x
  3. Step 3: Cross multiply
    63,211.18x = 94,816.74 × 18,836.80
  4. Step 4: Simplify right side
    63,211.18x = 1,786,043,968.03
  5. Step 5: Solve for x
    x = 1,786,043,968.03/63,211.18
  6. Step 6: Final answer
    x = 28,255.19

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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.