Home / 13,599.74-20,396.28-10,630.83

Finding the Fourth Proportional to 13,599.74, 20,396.28 and 10,630.83

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Solution

The fourth proportional to 13,599.74, 20,396.28 and 10,630.83 is: 15,943.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,599.74 : 20,396.28 = 10,630.83 : x
  2. Step 2: Convert to fraction form
    13,599.74/20,396.28 = 10,630.83/x
  3. Step 3: Cross multiply
    13,599.74x = 20,396.28 × 10,630.83
  4. Step 4: Simplify right side
    13,599.74x = 216,829,385.31
  5. Step 5: Solve for x
    x = 216,829,385.31/13,599.74
  6. Step 6: Final answer
    x = 15,943.65

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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.