Home / 42,094.55-63,152.22-12,512.26

Finding the Fourth Proportional to 42,094.55, 63,152.22 and 12,512.26

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Solution

The fourth proportional to 42,094.55, 63,152.22 and 12,512.26 is: 18,771.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,094.55 : 63,152.22 = 12,512.26 : x
  2. Step 2: Convert to fraction form
    42,094.55/63,152.22 = 12,512.26/x
  3. Step 3: Cross multiply
    42,094.55x = 63,152.22 × 12,512.26
  4. Step 4: Simplify right side
    42,094.55x = 790,177,122.08
  5. Step 5: Solve for x
    x = 790,177,122.08/42,094.55
  6. Step 6: Final answer
    x = 18,771.48

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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.