Home / 45,416.30-62,675.94-28,415.10

Finding the Fourth Proportional to 45,416.30, 62,675.94 and 28,415.10

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Solution

The fourth proportional to 45,416.30, 62,675.94 and 28,415.10 is: 39,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,416.30 : 62,675.94 = 28,415.10 : x
  2. Step 2: Convert to fraction form
    45,416.30/62,675.94 = 28,415.10/x
  3. Step 3: Cross multiply
    45,416.30x = 62,675.94 × 28,415.10
  4. Step 4: Simplify right side
    45,416.30x = 1,780,943,102.69
  5. Step 5: Solve for x
    x = 1,780,943,102.69/45,416.30
  6. Step 6: Final answer
    x = 39,213.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.