Home / 13,358.79-20,039.52-4,592.55

Finding the Fourth Proportional to 13,358.79, 20,039.52 and 4,592.55

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Solution

The fourth proportional to 13,358.79, 20,039.52 and 4,592.55 is: 6,889.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,358.79 : 20,039.52 = 4,592.55 : x
  2. Step 2: Convert to fraction form
    13,358.79/20,039.52 = 4,592.55/x
  3. Step 3: Cross multiply
    13,358.79x = 20,039.52 × 4,592.55
  4. Step 4: Simplify right side
    13,358.79x = 92,032,497.58
  5. Step 5: Solve for x
    x = 92,032,497.58/13,358.79
  6. Step 6: Final answer
    x = 6,889.28

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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.