Home / 42,416.44-63,652.82-28,392.12

Finding the Fourth Proportional to 42,416.44, 63,652.82 and 28,392.12

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Solution

The fourth proportional to 42,416.44, 63,652.82 and 28,392.12 is: 42,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,416.44 : 63,652.82 = 28,392.12 : x
  2. Step 2: Convert to fraction form
    42,416.44/63,652.82 = 28,392.12/x
  3. Step 3: Cross multiply
    42,416.44x = 63,652.82 × 28,392.12
  4. Step 4: Simplify right side
    42,416.44x = 1,807,238,503.78
  5. Step 5: Solve for x
    x = 1,807,238,503.78/42,416.44
  6. Step 6: Final answer
    x = 42,607.03

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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.