Home / 13,594.64-20,368.70-10,631.94

Finding the Fourth Proportional to 13,594.64, 20,368.70 and 10,631.94

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Solution

The fourth proportional to 13,594.64, 20,368.70 and 10,631.94 is: 15,929.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,594.64 : 20,368.70 = 10,631.94 : x
  2. Step 2: Convert to fraction form
    13,594.64/20,368.70 = 10,631.94/x
  3. Step 3: Cross multiply
    13,594.64x = 20,368.70 × 10,631.94
  4. Step 4: Simplify right side
    13,594.64x = 216,558,796.28
  5. Step 5: Solve for x
    x = 216,558,796.28/13,594.64
  6. Step 6: Final answer
    x = 15,929.72

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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.