Home / 24,870.48-34,321.20-13,692.48

Finding the Fourth Proportional to 24,870.48, 34,321.20 and 13,692.48

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Solution

The fourth proportional to 24,870.48, 34,321.20 and 13,692.48 is: 18,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,870.48 : 34,321.20 = 13,692.48 : x
  2. Step 2: Convert to fraction form
    24,870.48/34,321.20 = 13,692.48/x
  3. Step 3: Cross multiply
    24,870.48x = 34,321.20 × 13,692.48
  4. Step 4: Simplify right side
    24,870.48x = 469,942,344.58
  5. Step 5: Solve for x
    x = 469,942,344.58/24,870.48
  6. Step 6: Final answer
    x = 18,895.59

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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.