Home / 13,731.50-20,598.06-4,497.50

Finding the Fourth Proportional to 13,731.50, 20,598.06 and 4,497.50

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Solution

The fourth proportional to 13,731.50, 20,598.06 and 4,497.50 is: 6,746.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.50 : 20,598.06 = 4,497.50 : x
  2. Step 2: Convert to fraction form
    13,731.50/20,598.06 = 4,497.50/x
  3. Step 3: Cross multiply
    13,731.50x = 20,598.06 × 4,497.50
  4. Step 4: Simplify right side
    13,731.50x = 92,639,774.85
  5. Step 5: Solve for x
    x = 92,639,774.85/13,731.50
  6. Step 6: Final answer
    x = 6,746.52

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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.