Home / 42,310.40-63,422.40-24,771.20

Finding the Fourth Proportional to 42,310.40, 63,422.40 and 24,771.20

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Solution

The fourth proportional to 42,310.40, 63,422.40 and 24,771.20 is: 37,131.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,310.40 : 63,422.40 = 24,771.20 : x
  2. Step 2: Convert to fraction form
    42,310.40/63,422.40 = 24,771.20/x
  3. Step 3: Cross multiply
    42,310.40x = 63,422.40 × 24,771.20
  4. Step 4: Simplify right side
    42,310.40x = 1,571,048,954.88
  5. Step 5: Solve for x
    x = 1,571,048,954.88/42,310.40
  6. Step 6: Final answer
    x = 37,131.51

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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.