Home / 13,376.34-20,064.51-4,612.14

Finding the Fourth Proportional to 13,376.34, 20,064.51 and 4,612.14

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Solution

The fourth proportional to 13,376.34, 20,064.51 and 4,612.14 is: 6,918.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376.34 : 20,064.51 = 4,612.14 : x
  2. Step 2: Convert to fraction form
    13,376.34/20,064.51 = 4,612.14/x
  3. Step 3: Cross multiply
    13,376.34x = 20,064.51 × 4,612.14
  4. Step 4: Simplify right side
    13,376.34x = 92,540,329.15
  5. Step 5: Solve for x
    x = 92,540,329.15/13,376.34
  6. Step 6: Final answer
    x = 6,918.21

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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.