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Finding the Fourth Proportional to 35,470.08, 53,171.04 and 15,751.20

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Solution

The fourth proportional to 35,470.08, 53,171.04 and 15,751.20 is: 23,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,470.08 : 53,171.04 = 15,751.20 : x
  2. Step 2: Convert to fraction form
    35,470.08/53,171.04 = 15,751.20/x
  3. Step 3: Cross multiply
    35,470.08x = 53,171.04 × 15,751.20
  4. Step 4: Simplify right side
    35,470.08x = 837,507,685.25
  5. Step 5: Solve for x
    x = 837,507,685.25/35,470.08
  6. Step 6: Final answer
    x = 23,611.67

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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.