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Finding the Fourth Proportional to 10,050.60, 15,051.60 and 8,106.60

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Solution

The fourth proportional to 10,050.60, 15,051.60 and 8,106.60 is: 12,140.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,050.60 : 15,051.60 = 8,106.60 : x
  2. Step 2: Convert to fraction form
    10,050.60/15,051.60 = 8,106.60/x
  3. Step 3: Cross multiply
    10,050.60x = 15,051.60 × 8,106.60
  4. Step 4: Simplify right side
    10,050.60x = 122,017,300.56
  5. Step 5: Solve for x
    x = 122,017,300.56/10,050.60
  6. Step 6: Final answer
    x = 12,140.30

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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.