Home / 12,316.98-18,473.93-3,432.99

Finding the Fourth Proportional to 12,316.98, 18,473.93 and 3,432.99

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Solution

The fourth proportional to 12,316.98, 18,473.93 and 3,432.99 is: 5,149.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.98 : 18,473.93 = 3,432.99 : x
  2. Step 2: Convert to fraction form
    12,316.98/18,473.93 = 3,432.99/x
  3. Step 3: Cross multiply
    12,316.98x = 18,473.93 × 3,432.99
  4. Step 4: Simplify right side
    12,316.98x = 63,420,816.95
  5. Step 5: Solve for x
    x = 63,420,816.95/12,316.98
  6. Step 6: Final answer
    x = 5,149.06

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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.