Home / 45,050.16-67,570.44-13,882

Finding the Fourth Proportional to 45,050.16, 67,570.44 and 13,882

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Solution

The fourth proportional to 45,050.16, 67,570.44 and 13,882 is: 20,821.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,050.16 : 67,570.44 = 13,882 : x
  2. Step 2: Convert to fraction form
    45,050.16/67,570.44 = 13,882/x
  3. Step 3: Cross multiply
    45,050.16x = 67,570.44 × 13,882
  4. Step 4: Simplify right side
    45,050.16x = 938,012,848.08
  5. Step 5: Solve for x
    x = 938,012,848.08/45,050.16
  6. Step 6: Final answer
    x = 20,821.52

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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.